AXSM · Axsome Therapeutics, Inc. · Shareholders & Ownership
Every disclosed holder of AXSM in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns AXSM
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 38,001,817 | 72.55% |
| Insiders (Forms 3, 4, 5) | 7,900,256 | 15.08% |
| 13D/G-only blocks | 3,876,980 | 7.40% |
| Remaining | 2,601,765 | 4.97% |
| Registered funds (N-PORT, not summed) | 16,095,692 | 30.73% |
Shares outstanding: 52,380,818, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of AXSM
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
TABUTEAU HERRIOT
Insider
CIK 1219927 · Aug 6, 2026
Director, Chief Executive Officer, 10% Owner, issuer-wide
|
7,351,729 | ||
| 2 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,103,708 | ||
| 2.1 |
BlackRock, Inc.
13G
CIK 2012383 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
2,736,503 | ||
| 2.2 |
iShares Biotechnology ETF
Fund
S000004350 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
305,148 | ||
| 2.3 |
iShares Russell Mid-Cap Growth ETF
Fund
S000004336 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
254,745 | ||
| 2.4 |
iShares Russell Mid-Cap ETF
Fund
S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
177,086 | ||
| 2.5 |
iShares Russell 1000 Growth ETF
Fund
S000004346 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
164,684 | ||
| 3 |
Fairmount Funds Management LLC
13G
CIK 1802528 · Registered investment adviser · Dec 31, 2023
Rule 13d-1(c), passive investor
|
2,360,077 | ||
| 4 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,983,514 | ||
| 5 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,965,086 | ||
| 6 |
Invesco Ltd.
13F
CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,671,684 | ||
| 6.1 |
Invesco Discovery Fund
Fund
S000064618 · Registered fund · May 31, 2026
AIM Counselor Series Trust (Invesco Counselor Series Trust), not summed
|
468,539 | ||
| 6.2 |
Invesco Discovery Mid Cap Growth Fund
Fund
S000064710 · Registered fund · Jul 31, 2026
AIM Investment Funds (Invesco Investment Funds), not summed
|
159,465 | ||
| 6.3 |
Invesco Small Cap Growth Fund
Fund
S000000476 · Registered fund · Jun 30, 2026
AIM Growth Series (Invesco Growth Series), not summed
|
150,596 | ||
| 6.4 |
Invesco Small Cap Equity Fund
Fund
S000000218 · Registered fund · Jun 30, 2026
AIM Funds Group (Invesco Funds Group), not summed
|
89,040 | ||
| 6.5 |
Invesco Health Care Fund
Fund
S000000235 · Registered fund · Jul 31, 2026
AIM Investment Funds (Invesco Investment Funds), not summed
|
87,700 | ||
| 7 |
FMR LLC
13F
CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,539,163 | ||
| 7.1 |
Select Biotechnology Portfolio
Fund
S000007486 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
|
286,580 | ||
| 7.2 |
Fidelity Extended Market Index Fund
Fund
S000006021 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
|
218,156 | ||
| 7.3 |
Select Health Care Portfolio
Fund
S000007466 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
|
190,000 | ||
| 7.4 |
Fidelity Small Cap Growth Fund
Fund
S000007193 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
|
172,625 | ||
| 7.5 |
Fidelity Mid Cap Index Fund
Fund
S000033637 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
|
164,543 | ||
| 8 |
RTW INVESTMENTS, LP
13G
CIK 1493215 · Registered investment adviser · Jun 30, 2025
Rule 13d-1(b), qualified institution
|
1,516,903 | ||
| 9 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,388,721 | ||
| 10 |
VANGUARD SMALL-CAP INDEX FUND
Fund
S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,003,488 | ||
| 11 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
967,172 | ||
| 12 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
804,082 | ||
| 12.1 |
E*TRADE No Fee Total Market Index Fund
Fund
S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
63 | ||
| 13 |
|
785,661 | ||
| 13.1 |
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF
Fund
S000012321 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
26,541 | ||
| 13.2 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
14,692 | ||
| 13.3 |
State Street Institutional Small-Cap Equity Fund
Fund
S000001631 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL FUNDS, not summed
|
4,310 | ||
| 13.4 |
State Street(R) SPDR(R) Portfolio MSCI Global Stock Market ETF
Fund
S000036082 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
|
443 | ||
| 13.5 |
State Street Balanced Index Fund
Fund
S000082802 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
244 | ||
| 14 |
Deep Track Capital, LP
13F
CIK 1856083 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
700,000 | ||
| 15 |
TWO SIGMA INVESTMENTS, LP
13F
CIK 1179392 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
669,478 | ||
| 16 |
FRANKLIN RESOURCES INC
13F
CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
668,373 | ||
| 16.1 |
Franklin Dynatech Fund
Fund
S000006754 · Registered fund · Jun 30, 2026
Franklin Custodian Funds, not summed
|
300,000 | ||
| 16.2 |
Putnam Small Cap Growth Fund
Fund
S000000777 · Registered fund · Jun 30, 2026
Putnam Funds Trust, not summed
|
212,524 | ||
| 16.3 |
Franklin Small Cap Enhanced ETF
Fund
S000097279 · Registered fund · Jun 30, 2026
Franklin Templeton ETF Trust, not summed
|
6,280 | ||
| 16.4 |
Putnam VT Small Cap Growth Fund
Fund
S000003883 · Registered fund · Jun 30, 2026
Putnam Variable Trust, not summed
|
3,255 | ||
| 16.5 |
Franklin DynaTech VIP Fund
Fund
S000007312 · Registered fund · Jun 30, 2026
Franklin Templeton Variable Insurance Products Trust, not summed
|
2,007 | ||
| 17 |
WELLINGTON MANAGEMENT GROUP LLP
13F
CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
653,920 | ||
| 18 |
ALETHEA CAPITAL MANAGEMENT, LLC
13F
CIK 1549408 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
648,756 | ||
| 19 |
PRICE T ROWE ASSOCIATES INC /MD/
13F
CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
642,893 | ||
| 19.1 |
T. Rowe Price Health Sciences Fund, Inc.
Fund
S000002088 · Registered fund · Jun 30, 2026
T. ROWE PRICE HEALTH SCIENCES FUND, INC., not summed
|
151,210 | ||
| 19.2 |
T. Rowe Price New Horizons Fund, Inc.
Fund
S000002106 · Registered fund · Jun 30, 2026
T. ROWE PRICE NEW HORIZONS FUND, INC., not summed
|
95,993 | ||
| 19.3 |
T. Rowe Price Small-Mid Cap ETF
Fund
S000079837 · Registered fund · Jun 30, 2026
T. Rowe Price Exchange-Traded Funds, Inc., not summed
|
34,523 | ||
| 19.4 |
T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund
Fund
S000002074 · Registered fund · Jun 30, 2026
T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC., not summed
|
25,888 | ||
| 19.5 |
T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.
Fund
S000002073 · Registered fund · Jun 30, 2026
T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC., not summed
|
22,769 | ||
| 20 |
D. E. Shaw & Co., Inc.
13F
CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
604,753 | ||
| 21 |
VANGUARD SMALL-CAP GROWTH INDEX FUND
Fund
S000002846 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
578,233 | ||
| 22 |
MILLENNIUM MANAGEMENT LLC
13F
CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
556,088 | ||
| 23 |
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.
13F
CIK 921739 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
539,407 | ||
| 23.1 |
Nomura Small Cap Core Fund
Fund
S000002400 · Registered fund · May 29, 2026
Delaware Group Equity Funds V, not summed
|
430,250 | ||
| 23.2 |
Nomura Small Cap Growth Fund
Fund
S000006286 · Registered fund · Jun 30, 2026
IVY FUNDS, not summed
|
70,202 | ||
| 23.3 |
Optimum Small-Mid Cap Growth Fund
Fund
S000002424 · Registered fund · Jun 30, 2026
Optimum Fund Trust, not summed
|
39,828 | ||
| 23.4 |
Nomura Smid Cap Core Fund
Fund
S000024831 · Registered fund · Jun 30, 2026
IVY FUNDS, not summed
|
27,592 | ||
| 23.5 |
Nomura VIP Smid Cap Core Series
Fund
S000006234 · Registered fund · Jun 30, 2026
Ivy Variable Insurance Portfolios, not summed
|
15,193 | ||
| 24 |
VANGUARD EXPLORER FUND
Fund
S000002578 · Registered fund · Jul 31, 2026
VANGUARD EXPLORER FUND, not summed
|
531,004 | ||
| 25 |
NORGES BANK
13F
CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
514,266 | ||
| 26 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
495,762 | ||
| 27 |
FIRST TRUST ADVISORS LP
13F
CIK 1125816 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
482,061 | ||
| 27.1 |
First Trust NYSE Arca Biotechnology Index Fund
Fund
S000012478 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund, not summed
|
426,122 | ||
| 27.2 |
First Trust Health Care AlphaDEX Fund
Fund
S000017700 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
|
96,954 | ||
| 27.3 |
First Trust Mid Cap Core AlphaDEX Fund
Fund
S000017338 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
|
21,040 | ||
| 27.4 |
First Trust Mid Cap Growth AlphaDEX Fund
Fund
S000031804 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
|
18,750 | ||
| 27.5 |
First Trust Long/Short Equity ETF
Fund
S000045700 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded Fund III, not summed
|
15,434 | ||
| 28 |
BANK OF AMERICA CORP /DE/
13F
CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
452,491 | ||
| 29 |
|
434,245 | ||
| 30 |
AMERIPRISE FINANCIAL INC
13F
CIK 820027 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
428,079 | ||
| 30.1 |
Columbia Acorn Fund
Fund
S000009184 · Registered fund · Jun 30, 2026
COLUMBIA ACORN TRUST, not summed
|
44,662 | ||
| 30.2 |
Columbia Variable Portfolio - Select Mid Cap Growth Fund
Fund
S000019846 · Registered fund · Jun 30, 2026
Columbia Funds Variable Series Trust II, not summed
|
22,643 | ||
| 30.3 |
Columbia Variable Portfolio - Small Company Growth Fund
Fund
S000010658 · Registered fund · Jun 30, 2026
COLUMBIA FUNDS VARIABLE INSURANCE TRUST, not summed
|
11,096 | ||
| 30.4 |
Columbia Variable Portfolio - Acorn Fund
Fund
S000008981 · Registered fund · Jun 30, 2026
COLUMBIA FUNDS VARIABLE SERIES TRUST, not summed
|
8,662 | ||
| 30.5 |
Variable Portfolio - Partners Small Cap Growth Fund
Fund
S000028697 · Registered fund · Jun 30, 2026
Columbia Funds Variable Series Trust II, not summed
|
3,461 | ||
| 31 |
Pictet Asset Management Holding SA
13F
CIK 1993888 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
426,527 | ||
| 32 |
Qube Research & Technologies Ltd
13F
CIK 1729829 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
426,336 | ||
| 33 |
Point72 Asset Management, L.P.
13F
CIK 1603466 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
416,516 | ||
| 34 |
JANE STREET GROUP, LLC
13F
CIK 1595888 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
403,995 | ||
| 35 |
Hood River Capital Management LLC
13F
CIK 1578177 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
402,678 | ||
| 35.1 |
Hood River Small-Cap Growth Fund
Fund
S000012813 · Registered fund · Jun 30, 2026
Manager Directed Portfolios, not summed
|
189,665 | ||
| 35.2 |
Hood River New Opportunities Fund
Fund
S000086255 · Registered fund · Jun 30, 2026
Manager Directed Portfolios, not summed
|
35,583 | ||
| 36 |
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
13F
CIK 1535845 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
373,067 | ||
| 37 |
Driehaus Capital Management LLC
13F
CIK 938206 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
372,474 | ||
| 37.1 |
Driehaus Small Cap Growth Fund
Fund
S000058261 · Registered fund · Jun 30, 2026
Driehaus Mutual Funds, not summed
|
61,299 | ||
| 37.2 |
Driehaus Small/Mid Cap Growth Fund
Fund
S000068519 · Registered fund · Jun 30, 2026
Driehaus Mutual Funds, not summed
|
2,395 | ||
| 38 |
PRINCIPAL FINANCIAL GROUP INC
13F
CIK 1126328 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
332,642 | ||
| 38.1 |
SmallCap Fund
Fund
S000007214 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
|
132,800 | ||
| 38.2 |
SmallCap Growth Fund I
Fund
S000007175 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
|
26,206 | ||
| 38.3 |
SmallCap Account
Fund
S000007675 · Registered fund · Jun 30, 2026
Principal Variable Contract Funds, Inc, not summed
|
12,100 | ||
| 39 |
EVENTIDE ASSET MANAGEMENT, LLC
13F
CIK 1442891 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
316,820 | ||
| 39.1 |
Eventide Gilead Fund
Fund
S000022598 · Registered fund · Jun 30, 2026
MUTUAL FUND SERIES TRUST, not summed
|
257,138 | ||
| 39.2 |
Eventide Healthcare & Life Sciences Fund
Fund
S000039514 · Registered fund · Jun 30, 2026
MUTUAL FUND SERIES TRUST, not summed
|
56,024 | ||
| 39.3 |
Eventide Small Cap ETF
Fund
S000095403 · Registered fund · Jul 31, 2026
Strategy Shares, not summed
|
968 | ||
| 40 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
316,104 | ||
| 40.1 |
Schwab U.S. Small-Cap ETF
Fund
S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
203,437 | ||
| 40.2 |
Schwab Total Stock Market Index Fund
Fund
S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
26,787 | ||
| 40.3 |
Schwab U.S. Broad Market ETF
Fund
S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
24,682 | ||
| 40.4 |
Schwab 1000 Index Fund
Fund
S000006807 · Registered fund · Jul 31, 2026
SCHWAB INVESTMENTS, not summed
|
13,552 | ||
| 40.5 |
Schwab Health Care Fund
Fund
S000005519 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
12,357 | ||
| 41 |
Integral Health Asset Management, LLC
13F
CIK 1773206 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
300,000 | ||
| 42 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
279,738 | ||
| 43 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
270,189 | ||
| 43.1 |
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund
S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
|
1,880 | ||
| 44 |
RENAISSANCE TECHNOLOGIES LLC
13F
CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
262,000 | ||
| 45 |
ADAGE CAPITAL PARTNERS GP, L.L.C.
13F
CIK 1165408 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
259,034 | ||
| 46 |
CITADEL ADVISORS LLC
13F
CIK 1423053 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
255,878 | ||
| 47 |
FRONTIER CAPITAL MANAGEMENT CO LLC
13F
CIK 351173 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
254,280 | ||
| 48 |
Assenagon Asset Management S.A.
13F
CIK 1546007 · Unknown · Sep 30, 2026
|
250,805 | ||
| 49 |
SAMLYN CAPITAL, LLC
13F
CIK 1421097 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
246,015 | ||
| 50 |
Clearbridge Investments, LLC
13F
CIK 1348883 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
245,574 |
97 more nested rows are not shown here; Every filing lists them all.
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.
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