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COLL · Collegium Pharmaceutical, Inc · Shareholders & Ownership

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$22.96 -0.54 (-2.30%) At close · Oct 23
Market Cap
$747.48M
Shares
32.56M
Volume · Oct 23 662.4K Avg daily vol (3M) 795.61K

Every disclosed holder of COLL 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 COLL

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

No chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.

Holder group Shares % Out
Institutional (13F) 38,787,667 119.14%
Insiders (Forms 3, 4, 5) 1,240,859 3.81%
13D/G-only blocks 2,400,985 7.38%
Remaining 9,873,898 -30.33%
Registered funds (N-PORT, not summed) 19,819,181 60.88%

Shares outstanding: 32,555,613, the issuer's latest cover-page count restated onto today's split basis.

Remaining is negative: the summed disclosures exceed shares outstanding, as when filings are dated at different times or holders that do not disclose their links count the same shares. It is flagged, not clipped.

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 COLL

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
5,441,202
1.1
iShares Core S&P Small-Cap ETF
Fund S000004313 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,954,487
1.2
iShares Russell 2000 ETF
Fund S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
856,942
1.3
iShares Russell 2000 Growth ETF
Fund S000004343 · Registered fund · Jun 30, 2026
iShares Trust, not summed
303,980
1.4
iShares S&P Small-Cap 600 Growth ETF
Fund S000004314 · Registered fund · Jun 30, 2026
iShares Trust, not summed
290,637
1.5
BlackRock Advantage Small Cap Core Fund
Fund S000039982 · Registered fund · May 29, 2026
BlackRock Funds, not summed
133,637
2
Millennium Management LLC
13G CIK 1319244 · Unknown · Sep 30, 2026
Rule 13d-1(c), passive investor
2,400,985
3
Jupiter Topco LLC
13F CIK 2146052 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
2,147,072
3.1
Janus Henderson Small/Mid Cap Growth Alpha ETF
Fund S000052564 · Registered fund · Jul 31, 2026
Janus Detroit Street Trust, not summed
129,646
3.2
Janus Henderson Small Cap Growth Alpha ETF
Fund S000052563 · Registered fund · Jul 31, 2026
Janus Detroit Street Trust, not summed
47,834
4
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,882,499
4.1
Invesco Main Street Small Cap Fund
Fund S000064650 · Registered fund · Jun 30, 2026
AIM Growth Series (Invesco Growth Series), not summed
411,484
4.2
Invesco Pharmaceuticals ETF
Fund S000003031 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
365,632
4.3
Invesco S&P SmallCap Momentum ETF
Fund S000003024 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
231,956
4.4
Invesco V.I. Main Street Small Cap Fund
Fund S000064664 · Registered fund · Jun 30, 2026
AIM Variable Insurance Funds (Invesco Variable Insurance Funds), not summed
227,984
4.5
Invesco Biotechnology & Genome ETF
Fund S000003026 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
207,352
5
FULLER & THALER ASSET MANAGEMENT, INC.
13G CIK 1082327 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
1,632,780
5.1
FULLER & THALER ASSET MANAGEMENT, INC.
13F CIK 1082327 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,632,781
6
PRINCIPAL FINANCIAL GROUP INC
13F CIK 1126328 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,632,360
6.1
PRINCIPAL GLOBAL INVESTORS, LLC
13G CIK 769734 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
1,632,360
6.2
SmallCap Fund
Fund S000007214 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
641,300
6.3
SmallCap Account
Fund S000007675 · Registered fund · Jun 30, 2026
Principal Variable Contract Funds, Inc, not summed
57,800
6.4
Principal U.S. Small-Cap ETF
Fund S000055159 · Registered fund · Jun 30, 2026
Principal Exchange-Traded Funds, not summed
46,493
6.5
SmallCap S&P 600 Index Fund
Fund S000007203 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
23,896
7
FULLERTHALER BEHAVIORAL SMALL CAP EQUITY
Fund S000051163 · Registered fund · Jun 30, 2026
Capitol Series Trust, not summed
1,561,408
8
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,528,881
8.1
State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF
Fund S000041317 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
296,717
8.2
State Street(R) SPDR(R) S & P 600(TM) Small Cap Growth ETF
Fund S000006990 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
188,103
8.3
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF
Fund S000012321 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
187,866
8.4
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
11,267
8.5
State Street(R) SPDR(R) US Small Cap Low Volatility Index ETF
Fund S000039795 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
8,508
9
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
13F CIK 912938 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,405,567
9.1
MFS New Discovery Fund
Fund S000000765 · Registered fund · May 31, 2026
MFS SERIES TRUST I, not summed
585,155
9.2
MFS New Discovery Value Fund
Fund S000032712 · Registered fund · May 31, 2026
MFS SERIES TRUST XIII, not summed
396,902
9.3
MFS New Discovery Series
Fund S000002680 · Registered fund · Jun 30, 2026
MFS VARIABLE INSURANCE TRUST, not summed
211,180
9.4
MFS Blended Research Small Cap Equity Fund
Fund S000050659 · Registered fund · May 31, 2026
MFS SERIES TRUST X, not summed
16,530
9.5
MFS New Discovery Value Portfolio
Fund S000023374 · Registered fund · Jun 30, 2026
MFS VARIABLE INSURANCE TRUST III, not summed
6,928
10
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,381,261
10.1
VANGUARD CAPITAL MANAGEMENT LLC
13G CIK 2100119 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
1,625,821
11
RENAISSANCE TECHNOLOGIES LLC
13F CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,366,549
12
EVENTIDE ASSET MANAGEMENT, LLC
13F CIK 1442891 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,361,228
12.1
Eventide Gilead Fund
Fund S000022598 · Registered fund · Jun 30, 2026
MUTUAL FUND SERIES TRUST, not summed
1,344,376
12.2
Eventide Small Cap ETF
Fund S000095403 · Registered fund · Jul 31, 2026
Strategy Shares, not summed
2,233
13
Rubric Capital Management LP
13F CIK 1687509 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,279,611
13.1
Rubric Capital Management LP
Insider CIK 1687509 · Aug 13, 2025
10% Owner, issuer-wide, not summed
3,132,743
14
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
977,957
15
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
890,886
16
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
837,877
16.1
U.S. SMALL CAP PORTFOLIO
Fund S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
145,539
16.2
U.S. MICRO CAP PORTFOLIO
Fund S000000948 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
116,074
16.3
Dimensional U.S. Small Cap ETF
Fund S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
114,208
16.4
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
87,442
16.5
U.S. CORE EQUITY 2 PORTFOLIO
Fund S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
57,468
17
VICTORY CAPITAL MANAGEMENT INC
13F CIK 1040188 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
760,252
17.1
Victory Integrity Small-Cap Value Fund
Fund S000046393 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
161,968
17.2
VictoryShares US Small Mid Cap Value Momentum ETF
Fund S000065161 · Registered fund · Jun 30, 2026
Victory Portfolios II, not summed
157,665
17.3
VictoryShares Small Cap Free Cash Flow ETF
Fund S000080690 · Registered fund · Jun 30, 2026
Victory Portfolios II, not summed
132,595
17.4
Victory Small Cap Stock Fund
Fund S000012914 · Registered fund · Jul 31, 2026
Victory Portfolios III, not summed
26,450
17.5
Victory Integrity Discovery Fund
Fund S000046401 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
25,000
18
GOLDENTREE ASSET MANAGEMENT LP
13F CIK 1278951 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
744,889
19
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
740,081
20
MILLENNIUM MANAGEMENT LLC
13F CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
736,925
21
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
13F CIK 1164508 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
621,920
22
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
556,927
22.1
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund S000048296 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
36,154
22.2
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Aug 31, 2026
GOLDMAN SACHS TRUST, not summed
4,737
23
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
534,756
23.1
E*TRADE No Fee Total Market Index Fund
Fund S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
88
24
AMERICAN CENTURY COMPANIES INC
13F CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
491,627
24.1
Small Company Fund
Fund S000005981 · Registered fund · Jun 30, 2026
American Century Quantitative Equity Funds, Inc., not summed
15,780
25
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
486,601
25.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
153,504
25.2
Schwab Fundamental U.S. Small Company ETF
Fund S000040878 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
84,924
25.3
Schwab Small-Cap Index Fund
Fund S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
79,606
25.4
Schwab Small-Cap Equity Fund
Fund S000005516 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
55,392
25.5
Schwab Fundamental U.S. Small Company Index Fund
Fund S000016767 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
26,531
26
Qube Research & Technologies Ltd
13F CIK 1729829 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
431,447
27
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
391,783
27.1
Small Cap Index Fund
Fund S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
16,668
27.2
Small Cap Core Fund
Fund S000001244 · Registered fund · Jun 30, 2026
Northern Funds, not summed
9,870
27.3
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
7,774
28
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
369,871
29
LOOMIS SAYLES & CO L P
13F CIK 312348 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
364,999
29.1
Loomis Sayles Small Cap Value Fund
Fund S000006647 · Registered fund · Jun 30, 2026
LOOMIS SAYLES FUNDS I, not summed
75,607
30
LSV ASSET MANAGEMENT
13F CIK 1050470 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
344,500
30.1
LSV Small Cap Value Fund
Fund S000039922 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
48,200
31
D. E. Shaw & Co., Inc.
13F CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
338,383
32
ROYCE & ASSOCIATES LP
13F CIK 906304 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
332,065
32.1
Royce Small-Cap Fund
Fund S000009507 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
156,176
32.2
Royce Capital Fund - Small-Cap Portfolio
Fund S000009497 · Registered fund · Jun 30, 2026
ROYCE CAPITAL FUND, not summed
72,414
32.3
Royce Small-Cap Value Fund
Fund S000009516 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
43,453
33
Avantis U.S. Small Cap Value ETF
Fund S000066459 · Registered fund · May 31, 2026
American Century ETF Trust, not summed
319,959
34
Pacer Advisors, Inc.
13F CIK 1616667 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
277,282
35
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
272,995
36
Pacer US Small Cap Cash Cows 100 ETF
Fund S000055468 · Registered fund · Jul 31, 2026
Pacer Funds Trust, not summed
270,506
37
MARSHALL WACE, LLP
13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
253,353
38
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
234,960
39
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
230,698
40
VANGUARD TAX-MANAGED SMALL-CAP FUND
Fund S000004387 · Registered fund · Jun 30, 2026
VANGUARD TAX-MANAGED FUNDS, not summed
224,654
41
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
206,070
42
PRUDENTIAL FINANCIAL INC
13F CIK 1137774 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
200,356
43
Karnani Vikram
Insider CIK 1699488 · Feb 10, 2026
Director, President and CEO, issuer-wide
197,864
44
Hillsdale Investment Management Inc.
13F CIK 1368465 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
191,600
45
Bridge Builder Small/Mid Cap Value Fund
Fund S000048337 · Registered fund · Jun 30, 2026
Bridge Builder Trust, not summed
183,513
46
THIRD AVENUE MANAGEMENT LLC
13F CIK 1099281 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
182,645
46.1
Third Avenue Small-Cap Value Fund
Fund S000001465 · Registered fund · Jul 31, 2026
Third Avenue Trust, not summed
203,597
47
FIRST TRUST ADVISORS LP
13F CIK 1125816 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
174,294
47.1
First Trust Small Cap Growth AlphaDEX Fund
Fund S000031806 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
142,710
47.2
First Trust Small Cap Core AlphaDEX Fund
Fund S000017339 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
48,195
47.3
First Trust Multi Cap Growth AlphaDEX Fund
Fund S000017343 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
12,927
47.4
First Trust Small Cap BuyWrite Income ETF
Fund S000090516 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund VI, not summed
1,988
48
Applied Finance Explorer Fund
Fund S000049148 · Registered fund · Jul 31, 2026
World Funds Trust, not summed
167,869
49
VANGUARD RUSSELL 2000 INDEX FUND
Fund S000030003 · Registered fund · May 31, 2026
VANGUARD SCOTTSDALE FUNDS, not summed
161,420
50
FRANKLIN RESOURCES INC
13F CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
159,240
50.1
Franklin U.S. Small Cap Multifactor Index ETF
Fund S000057202 · Registered fund · Jun 30, 2026
Franklin Templeton ETF Trust, not summed
2,037

44 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.

Showing 1–50 of 416 holders

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Key facts CIK 1267565 CUSIP 19459J104 13F (30d) 30 filings 30 filers Visit website Investor relations