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  • WHWK Whitehawk Therapeutics, Inc.

WHWK

Whitehawk Therapeutics, Inc.

Company with tickers: WHWK

CIK
1422142
CUSIP
00032Q104
Shares Outstanding
49,452,463
13F Activity (30d)
63 filings 61 filers
Holders: 62
Total Value: $118,229,944
Total Shares: 34,269,558

Institutional Ownership Trend

19 quarters

Holder Concentration

Across 62 13F filers · Δ vs Dec 31, 2025
Top Holder
13.5%
Jun 2023 → Mar 2026 · range 13.5% – 23.7%
−0.5 pts
Top 5
54.7%
Jun 2023 → Mar 2026 · range 53.1% – 77.5%
−2.1 pts
Top 10
80.3%
Jun 2023 → Mar 2026 · range 74.3% – 91.5%
−4.9 pts
HHI
778
Jun 2023 → Mar 2026 · range 761 – 1,402
Broadly held −75

Quarterly Activity

vs Dec 31, 2025
New
21
Increased
15
Decreased
8
Sold Out
7
Unchanged
18
Holder count: +14
Institutional value: +48.1%
Shares held: +3.9%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega JANE STREET GROUP, LLC +101,179 171,110
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP +93,382 203,465
Mega BANK OF AMERICA CORP /DE/ +52,450 52,861
Mega BlackRock, Inc. +52,374 351,385
Mid ADAR1 Capital Management, LLC +50,910 128,503

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Small STEMPOINT CAPITAL LP −519,438 939,369
Mega TWO SIGMA INVESTMENTS, LP −36,383 273,482
Large Qube Research & Technologies Ltd −24,041 48,307
Mega UBS Group AG −18,406 11,438
Large RENAISSANCE TECHNOLOGIES LLC −12,100 428,622

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,315,770 $4,539,406
Large Balyasny Asset Management L.P. 550,441 $1,899,021
Mega MILLENNIUM MANAGEMENT LLC 309,674 $1,068,375
Large Woodline Partners LP 281,497 $971,164
Mega VANGUARD FIDUCIARY TRUST CO 214,827 $741,153

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 1,590,117 $3,848,082
Large MARSHALL WACE, LLP 67,959 $164,459
Large TWO SIGMA ADVISERS, LP 42,400 $102,608
Micro ABG Innovation Capital Partners III GP Ltd 26,666 $64,531
Mid Quadrature Capital Ltd 11,447 $27,701
Filter: New 21 Increased 15 Reduced 8 Sold out 7 Unchanged 18
Showing 63 of 63
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid QVT Financial LP $15,924,196 13.47% 4,615,709
Mid ORBIMED ADVISORS LLC $14,372,700 12.16% 4,166,000
Mid SUVRETTA CAPITAL MANAGEMENT, LLC $12,765,000 10.80% 3,700,000
Small ACUTA CAPITAL PARTNERS, LLC $11,765,886 9.95% 3,410,402
Large Avoro Capital Advisors LLC $9,830,436 8.31% 2,849,402
Small KVP Capital Advisors, LP $7,472,689 6.32% 2,165,997
Mid Siren, L.L.C. $7,182,900 6.08% 2,082,000
Micro Yu Fan $7,141,500 6.04% 2,070,000
Mega VANGUARD CAPITAL MANAGEMENT LLC $4,539,406 3.84% 1,315,770
Small ACORN CAPITAL ADVISORS, LLC $3,930,802 3.32% 1,139,363
Small STEMPOINT CAPITAL LP $3,240,823 2.74% 939,369
Small Ally Bridge Group (NY) LLC $2,821,889 2.39% 817,939
Large Balyasny Asset Management L.P. $1,899,021 1.61% 550,441
Mega GEODE CAPITAL MANAGEMENT, LLC $1,578,513 1.34% 457,540
Large RENAISSANCE TECHNOLOGIES LLC $1,478,745 1.25% 428,622
Mega BlackRock, Inc. $1,212,277 1.03% 351,385
Mega MILLENNIUM MANAGEMENT LLC $1,068,375 0.90% 309,674
Mid Eversept Partners, LP $1,058,460 0.90% 306,800
Large Woodline Partners LP $971,164 0.82% 281,497
Mega TWO SIGMA INVESTMENTS, LP $943,512 0.80% 273,482
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC $742,729 0.63% 215,284
Mega VANGUARD FIDUCIARY TRUST CO Bank $741,153 0.63% 214,827
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $701,954 0.59% 203,465
Mega STATE STREET CORP $553,317 0.47% 160,382
Mega JANE STREET GROUP, LLC $521,329 0.44% 151,110
Mid ADAR1 Capital Management, LLC $443,335 0.37% 128,503
Micro Verdad Advisers, LP $398,419 0.34% 115,484
Mega NORTHERN TRUST CORP Bank $370,067 0.31% 107,266
Mega CITADEL ADVISORS LLC $316,889 0.27% 91,852
Large ACADIAN ASSET MANAGEMENT LLC $241,848 0.20% 70,101
Large Hudson Bay Capital Management LP $198,709 0.17% 57,597
Mega GOLDMAN SACHS GROUP INC $196,346 0.17% 56,912
Small Seven Fleet Capital Management LP $187,321 0.16% 54,296
Mega BANK OF AMERICA CORP /DE/ Bank $182,370 0.15% 52,861
Large Qube Research & Technologies Ltd $166,659 0.14% 48,307
Large HRT FINANCIAL LP $120,525 0.10% 34,935
Mid BAILARD, INC. $108,323 0.09% 31,398
Mega DIMENSIONAL FUND ADVISORS LP $103,810 0.09% 30,090
Large Point72 Asset Management, L.P. $96,689 0.08% 28,026
Small Catalyst Funds Management Pty Ltd $93,187 0.08% 27,011
Mid XTX Topco Ltd $79,291 0.07% 22,983
Mid OCCUDO QUANTITATIVE STRATEGIES LP $76,903 0.07% 22,291
Mega Vanguard Global Advisers, LLC $69,610 0.06% 20,177
Mega JANE STREET GROUP, LLC $69,000 0.06% 20,000
Mid Brevan Howard Capital Management LP $43,432 0.04% 12,589
Large OMERS ADMINISTRATION Corp $39,675 0.03% 11,500
Mega UBS Group AG $39,460 0.03% 11,438
Mid PRELUDE CAPITAL MANAGEMENT, LLC $35,476 0.03% 10,283
Mega MORGAN STANLEY $28,779 0.02% 8,342
Mega CITIGROUP INC $21,248 0.02% 6,159
Micro AMES NATIONAL CORP $15,769 0.01% 4,571
Large US BANCORP \DE\ Bank $11,498 0.01% 3,333
Large OSAIC HOLDINGS, INC. $5,654 0.00% 1,639
Mid BARTLETT & CO. WEALTH MANAGEMENT LLC $4,598 0.00% 1,333
Mega BARCLAYS PLC $2,232 0.00% 647
Large Russell Investments Group, Ltd. $1,331 0.00% 386
Large TD Waterhouse Canada Inc. $800 0.00% 232
Mega BNP PARIBAS ARBITRAGE, SA $696 0.00% 202
Mega ROYAL BANK OF CANADA Bank $610 0.00% 177
Mega JPMORGAN CHASE & CO $417 0.00% 121
Large CWM, LLC $86 0.00% 25
Mid SBI Securities Co., Ltd. Broker-Dealer $79 0.00% 23
Mid Parallel Advisors, LLC $27 0.00% 8

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