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Equibles

PLSE

Pulse Biosciences, Inc.

Company with tickers: PLSE

CIK
1625101
CUSIP
74587B101
Shares Outstanding
69,209,712
13F Activity (30d)
51 filings 49 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 96
Total Value: $169,423,532
Total Shares: 7,847,318

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 96 13F filers · Δ vs Dec 31, 2025
Top Holder
17.1%
Sep 2023 → Mar 2026 · range 17.1% – 23.8%
−4.2 pts
Top 5
54.1%
Sep 2023 → Mar 2026 · range 54.1% – 72.1%
−11.6 pts
Top 10
74.8%
Sep 2023 → Mar 2026 · range 74.8% – 86.6%
−8.0 pts
HHI
772
Sep 2023 → Mar 2026 · range 772 – 1,262
Broadly held−328

Quarterly Activity

vs Dec 31, 2025
New
32
Increased
28
Decreased
23
Sold Out
18
Unchanged
13
Holder count: +14
Institutional value: +93.7%
Shares held: +23.2%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mid Portolan Capital Management, LLC +339,873 733,372
Mega CITADEL ADVISORS LLC +107,720 168,050
Mega BANK OF AMERICA CORP /DE/ +65,884 866,061
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP +39,011 67,411
Mega GEODE CAPITAL MANAGEMENT, LLC +27,332 491,946

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mid Brooklyn Investment Group −119,870 10,470
Mega UBS Group AG −41,955 33,954
Mega BARCLAYS PLC −24,313 3,339
Mega BlackRock, Inc. −17,215 1,339,778
Mega WELLS FARGO & COMPANY/MN −12,954 9,195

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 815,852 $17,614,244
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 462,899 $9,993,989
Large Balyasny Asset Management L.P. 265,164 $5,724,890
Large LMR Partners LLP 213,137 $4,601,627
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 165,201 $3,566,689

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 1,118,743 $15,360,339
Micro Pandora Wealth, Inc. 51,452 $706,435
Large TUDOR INVESTMENT CORP ET AL 27,791 $381,570
Small TIAA TRUST, NATIONAL ASSOCIATION 27,298 $374,801
Large ExodusPoint Capital Management, LP 25,122 $344,925
Filter: New 32 Increased 28 Reduced 23 Sold out 18 Unchanged 13
Showing 99 of 99
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $28,925,802 17.07% 1,339,778
Mega BANK OF AMERICA CORP /DE/ Bank $18,698,256 11.04% 866,061
Mega VANGUARD CAPITAL MANAGEMENT LLC $17,614,244 10.40% 815,852
Mid Portolan Capital Management, LLC $15,833,501 9.35% 733,372
Mega GEODE CAPITAL MANAGEMENT, LLC $10,621,113 6.27% 491,946
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $9,993,989 5.90% 462,899
Mega STATE STREET CORP $9,865,053 5.82% 456,927
Large Balyasny Asset Management L.P. $5,724,890 3.38% 265,164
Small GRIFFIN ASSET MANAGEMENT, INC. $4,861,571 2.87% 225,177
Large LMR Partners LLP $4,601,627 2.72% 213,137
Mega NORTHERN TRUST CORP Bank $4,043,201 2.39% 187,272
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $3,566,689 2.11% 165,201
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $3,190,311 1.88% 147,768
Mega CITADEL ADVISORS LLC $3,069,018 1.81% 142,150
Mega VANGUARD FIDUCIARY TRUST CO Bank $2,819,783 1.66% 130,606
Mega WELLINGTON MANAGEMENT GROUP LLP $1,754,230 1.04% 81,252
Small Westside Investment Management, Inc. $1,521,922 0.90% 70,492
Small Panoramic Capital, LLC $1,253,385 0.74% 58,054
Mega MILLENNIUM MANAGEMENT LLC $1,205,089 0.71% 55,817
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,165,860 0.69% 54,000
Small Parkman Healthcare Partners LLC $1,082,198 0.64% 50,125
Mega Nuveen, LLC $980,940 0.58% 45,435
Mega MORGAN STANLEY $931,930 0.55% 43,165
Mega Swiss National Bank Bank $844,169 0.50% 39,100
Mega Bank of New York Mellon Corp Bank $830,716 0.49% 38,477
Mega UBS Group AG $733,066 0.43% 33,954
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $686,992 0.41% 31,820
Small FORMULA GROWTH LTD $647,700 0.38% 30,000
Mega GOLDMAN SACHS GROUP INC $619,870 0.37% 28,711
Micro Argo Wealth Advisory, LLC $607,888 0.36% 28,156
Mid TIAA-CREF INDIVIDUAL & INSTITUTIONAL SERVICES, LLC $589,363 0.35% 27,298
Mega DEUTSCHE BANK AG\ Bank $531,674 0.31% 24,626
Mid Inspire Investing, LLC $524,075 0.31% 24,274
Mid XTX Topco Ltd $514,727 0.30% 23,841
Mid ALLSTATE CORP $506,674 0.30% 23,468
Mega RHUMBLINE ADVISERS $494,454 0.29% 22,902
Small WealthTrust Axiom LLC $464,185 0.27% 21,500
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $454,102 0.27% 21,033
Small DIKER MANAGEMENT LLC $410,210 0.24% 19,000
Large Cetera Investment Advisers $387,065 0.23% 17,928
Large Creative Planning $354,356 0.21% 16,413
Mega PRICE T ROWE ASSOCIATES INC /MD/ $320,805 0.19% 14,859
Mega FMR LLC $305,498 0.18% 14,150
Mega Legal & General Group Plc $302,086 0.18% 13,992
Mega D. E. Shaw & Co., Inc. $296,344 0.17% 13,726
Mega CITADEL ADVISORS LLC $295,783 0.17% 13,700
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $289,543 0.17% 13,411
Mega ALLIANCEBERNSTEIN L.P. $278,511 0.16% 12,900
Mega CITADEL ADVISORS LLC $263,398 0.16% 12,200
Small BENDER ROBERT & ASSOCIATES $263,182 0.16% 12,190
Mid Brevan Howard Capital Management LP $262,620 0.16% 12,164
Mid Farther Finance Advisors, LLC $262,534 0.15% 12,160
Mega VANGUARD ASSET MANAGEMENT, Ltd $250,487 0.15% 11,602
Mega Vanguard Global Advisers, LLC $234,445 0.14% 10,859
Mid Brooklyn Investment Group $226,047 0.13% 10,470
Mega LPL Financial LLC $212,683 0.13% 9,851
Large MetLife Investment Management, LLC $211,452 0.12% 9,794
Mega WELLS FARGO & COMPANY/MN $198,519 0.12% 9,195
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $181,960 0.11% 8,428
Mega JPMORGAN CHASE & CO $177,016 0.10% 8,199
Mega PNC FINANCIAL SERVICES GROUP, INC. $120,580 0.07% 5,585
Large Russell Investments Group, Ltd. $100,694 0.06% 4,664
Large NEW YORK STATE COMMON RETIREMENT FUND Pension $100,436 0.06% 4,652
Large Police & Firemen's Retirement System of New Jersey Pension $100,242 0.06% 4,643
Large KLP KAPITALFORVALTNING AS $92,837 0.05% 4,300
Large Vanguard Investments Australia, Ltd. $86,252 0.05% 3,995
Mega BNP PARIBAS ARBITRAGE, SA $81,567 0.05% 3,778
Mega BARCLAYS PLC $72,088 0.04% 3,339
Mid Tower Research Capital LLC (TRC) $52,161 0.03% 2,416
Large OSAIC HOLDINGS, INC. $41,927 0.02% 1,942
Large CWM, LLC $38,214 0.02% 1,770
Mega CITIGROUP INC $35,212 0.02% 1,631
Mid Ameritas Investment Partners, Inc. $31,715 0.02% 1,469
Mega ROYAL BANK OF CANADA Bank $23,295 0.01% 1,079
Mid OSTERWEIS CAPITAL MANAGEMENT INC $21,590 0.01% 1,000
Large NATIONAL BANK OF CANADA /FI/ Bank $10,643 0.01% 493
Mid EverSource Wealth Advisors, LLC $7,534 0.00% 349
Mid GAMMA Investing LLC $6,822 0.00% 316
Mid SIGNATUREFD, LLC $5,483 0.00% 254
Mid Arax Advisory Partners $5,462 0.00% 253
Large Steward Partners Investment Advisory, LLC $3,843 0.00% 178
Mid Quantbot Technologies LP $3,475 0.00% 161
Mid Optiver Holding B.V. $3,454 0.00% 160
Mid SALEM INVESTMENT COUNSELORS INC $3,238 0.00% 150
Mid Larson Financial Group LLC $2,957 0.00% 137
Micro CGC Financial Services, LLC $2,871 0.00% 133
Mid Sterling Capital Management LLC $2,482 0.00% 115
Small Aster Capital Management (DIFC) Ltd $2,266 0.00% 105
Small Caitong International Asset Management Co., Ltd $1,144 0.00% 53
Large NISA INVESTMENT ADVISORS, LLC $1,122 0.00% 52
Mid Allworth Financial LP $949 0.00% 44
Micro Fortitude Family Office, LLC Family Office $863 0.00% 40
Micro Stone House Investment Management, LLC $690 0.00% 32
Mid SBI Securities Co., Ltd. Broker-Dealer $215 0.00% 10
Mid MAI Capital Management $151 0.00% 7
Small Covestor Ltd $129 0.00% 6
Mid ROTHSCHILD INVESTMENT LLC $86 0.00% 4
Micro Hughes Financial Services, LLC $21 0.00% 1
Micro Godfrey Financial Associates, Inc. $21 0.00% 1

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