ARTIVA BIOTHERAPEUTICS INC (ARTV) Institutional Shareholders
ARTIVA BIOTHERAPEUTICS INC (ARTV) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $372.26M in ARTV holdings during the latest filing period.
Ra Capital Management, L.P. is currently the largest disclosed institutional shareholder of ARTV tracked by InsiderSet, reporting ownership valued at approximately $174.17M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $154.60M, representing an estimated loss of -11.24% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 85% of the total disclosed ARTV value among the investors covered in this analysis. Major shareholders include Ra Capital Management, L.P., Viking Global Investors, Blackstone Inc., and several other long-term asset managers with concentrated positions in ARTIVA BIOTHERAPEUTICS INC (ARTV).
This page ranks the largest institutional ARTV shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
71
Total Reported Value
$372.26M
Largest Holder
Ra Capital Management, L.P.
Largest Position
$174.17M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
83
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 1.51% | 17,955,642 | $174,169,727 | $154,598,078 | -$19,571,649 | -11.24% | |
| Viking Global Investors | Ole Andreas Halvorsen | 0.07% | 2,604,166 | $25,260,410 | $22,421,869 | -$2,838,541 | -11.24% |
| Blackstone Inc. | 0.08% | 2,403,437 | $23,313,339 | $20,693,593 | -$2,619,746 | -11.24% | |
| 5Am Venture Management, Llc | 7.93% | 2,353,304 | $22,827,049 | $20,261,947 | -$2,565,102 | -11.24% | |
| Venrock Adviser, Llc | 0.60% | 2,043,596 | $19,822,881 | $17,595,362 | -$2,227,519 | -11.24% | |
| Caligan Partners Lp | 0.81% | 1,736,111 | $16,840,277 | $14,947,916 | -$1,892,361 | -11.24% | |
| Vanguard Capital Management Llc | 0.00% | 981,815 | $9,523,606 | $8,453,427 | -$1,070,179 | -11.24% | |
| Samsara Biocapital, Llc | 0.76% | 954,861 | $9,262,152 | $8,221,353 | -$1,040,799 | -11.24% | |
| Blue Owl Capital Holdings Lp | 1.29% | 874,542 | $8,483,057 | $7,529,807 | -$953,250 | -11.24% | |
| Propel Bio Management, Llc | 3.54% | 696,436 | $6,755,429 | $5,996,314 | -$759,115 | -11.24% | |
| Blackrock, Inc. | 0.00% | 694,726 | $6,738,842 | $5,981,591 | -$757,251 | -11.24% | |
| Citadel Advisors Llc | 0.00% | 609,376 | $5,910,947 | $5,246,727 | -$664,220 | -11.24% | |
| Silverarc Capital Management, Llc | 0.57% | 525,000 | $5,092,500 | $4,520,250 | -$572,250 | -11.24% | |
| Geode Capital Management, Llc | 0.00% | 353,845 | $3,433,947 | $3,046,605 | -$387,342 | -11.28% | |
| Boothbay Fund Management, Llc | 0.06% | 314,375 | $3,049,438 | $2,706,769 | -$342,669 | -11.24% | |
| Nantahala Capital Management, Llc | 0.18% | 300,000 | $2,910,000 | $2,583,000 | -$327,000 | -11.24% | |
| Revelation Capital Management, Llc | 2.65% | 299,311 | $2,903,317 | $2,577,068 | -$326,249 | -11.24% | |
| Alyeska Investment Group, L.P. | 0.01% | 273,615 | $2,654,066 | $2,355,825 | -$298,241 | -11.24% | |
| Acuta Capital Partners, Llc | 1.76% | 260,416 | $2,526,035 | $2,242,182 | -$283,853 | -11.24% | |
| Kvp Capital Advisors, Lp | 1.42% | 200,000 | $1,940,000 | $1,722,000 | -$218,000 | -11.24% | |
| Wellington Management Group Llp | 0.00% | 194,108 | $1,882,848 | $1,671,270 | -$211,578 | -11.24% | |
| Ubs Group Ag | 0.00% | 184,020 | $1,784,994 | $1,584,412 | -$200,582 | -11.24% | |
| Seven Grand Managers, Llc | 0.07% | 175,000 | $1,697,500 | $1,506,750 | -$190,750 | -11.24% | |
| State Street Corp | 0.00% | 165,764 | $1,607,911 | $1,427,228 | -$180,683 | -11.24% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 151,000 | $1,464,700 | $1,300,110 | -$164,590 | -11.24% |
| Vanguard Fiduciary Trust Co | 0.00% | 148,393 | $1,439,412 | $1,277,664 | -$161,748 | -11.24% | |
| Adar1 Capital Management, Llc | 0.05% | 118,624 | $1,150,653 | $1,021,353 | -$129,300 | -11.24% | |
| Simplify Asset Management Inc. | 0.01% | 101,355 | $983,144 | $872,667 | -$110,477 | -11.24% | |
| Bridgeway Capital Management, Llc | 0.01% | 85,000 | $824,500 | $731,850 | -$92,650 | -11.24% | |
| Two Sigma Investments, Lp | 0.00% | 78,575 | $762,178 | $676,531 | -$85,647 | -11.24% | |
| Northern Trust Corp | 0.00% | 76,423 | $741,303 | $658,002 | -$83,301 | -11.24% | |
| Dafna Capital Management Llc | 0.12% | 67,101 | $650,880 | $577,740 | -$73,140 | -11.24% | |
| Quadrature Capital Ltd | 0.00% | 49,345 | $478,647 | $424,860 | -$53,787 | -11.24% | |
| Dimensional Fund Advisors Lp | 0.00% | 44,815 | $434,705 | $385,857 | -$48,848 | -11.24% | |
| Xtx Topco Ltd | 0.01% | 42,509 | $412,337 | $366,002 | -$46,335 | -11.24% | |
| Vanguard Portfolio Management Llc | 0.00% | 31,113 | $301,796 | $267,883 | -$33,913 | -11.24% | |
| Velan Capital Investment Management Lp | 0.15% | 25,000 | $242,500 | $215,250 | -$27,250 | -11.24% | |
| Atom Investors Lp | 0.02% | 22,854 | $221,684 | $196,773 | -$24,911 | -11.24% | |
| Acadian Asset Management Llc | 0.00% | 22,940 | $221,000 | $197,513 | -$23,487 | -10.63% | |
| Bailard, Inc. | 0.00% | 20,700 | $200,790 | $178,227 | -$22,563 | -11.24% | |
| Spark Investment Management Llc | 0.31% | 16,500 | $160,050 | $142,065 | -$17,985 | -11.24% | |
| Goldman Sachs Group Inc | 0.00% | 15,780 | $153,066 | $135,866 | -$17,200 | -11.24% | |
| Squarepoint Ops Llc | 0.00% | 14,855 | $144,094 | $127,902 | -$16,192 | -11.24% | |
| Alliancebernstein L.P. | 0.00% | 13,980 | $135,606 | $120,368 | -$15,238 | -11.24% | |
| Vanguard Global Advisers, Llc | 0.00% | 11,978 | $116,187 | $103,131 | -$13,056 | -11.24% | |
| Charles Schwab Investment Management Inc | 0.00% | 11,896 | $115,391 | $102,425 | -$12,966 | -11.24% | |
| New York State Common Retirement Fund | 0.00% | 6,100 | $59,170 | $52,521 | -$6,649 | -11.24% | |
| Russell Investments Group, Ltd. | 0.00% | 5,861 | $56,852 | $50,463 | -$6,389 | -11.24% | |
| Wells Fargo & Company/Mn | 0.00% | 5,480 | $53,156 | $47,183 | -$5,973 | -11.24% | |
| State Of Wyoming | 0.00% | 4,588 | $44,504 | $39,503 | -$5,001 | -11.24% |
Frequently asked questions about ARTV
Who owns the most ARTV stock?
The largest holders of ARTV are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ARTIVA BIOTHERAPEUTICS INC (ARTV).
Is ARTV widely held by superinvestors?
Many widely followed stocks like ARTV appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ARTV is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.