BOLT BIOTHERAPEUTICS INC (BOLT) Institutional Shareholders
BOLT BIOTHERAPEUTICS INC (BOLT) 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 $2.31M in BOLT holdings during the latest filing period.
Sofinnova Investments, Inc. is currently the largest disclosed institutional shareholder of BOLT tracked by InsiderSet, reporting ownership valued at approximately $530,226 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 $490,286.76, representing an estimated loss of -7.53% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 92% of the total disclosed BOLT value among the investors covered in this analysis. Major shareholders include Sofinnova Investments, Inc., Renaissance Technologies LLC, Vivo Capital, Llc, and several other long-term asset managers with concentrated positions in BOLT BIOTHERAPEUTICS INC (BOLT).
This page ranks the largest institutional BOLT 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
23
Total Reported Value
$2.31M
Largest Holder
Sofinnova Investments, Inc.
Largest Position
$530,226
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
27
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Sofinnova Investments, Inc. | 0.03% | 137,721 | $530,226 | $490,287 | -$39,939 | -7.53% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 98,625 | $379,706 | $351,105 | -$28,601 | -7.53% |
| Vivo Capital, Llc | 0.03% | 72,414 | $278,794 | $257,794 | -$21,000 | -7.53% | |
| Citadel Advisors Llc | 0.00% | 56,903 | $219,077 | $202,575 | -$16,502 | -7.53% | |
| T3 Companies, Llc | 0.17% | 38,000 | $146,300 | $135,280 | -$11,020 | -7.53% | |
| Board Of Trustees Of The Leland Stanford Junior University | 0.03% | 35,977 | $138,511 | $128,078 | -$10,433 | -7.53% | |
| Pfizer Inc | 0.08% | 31,305 | $133,832 | $111,446 | -$22,386 | -16.73% | |
| Lynx1 Capital Management Lp | 0.01% | 30,800 | $118,580 | $109,648 | -$8,932 | -7.53% | |
| Nano Cap New Millennium Growth Fund L P | 0.08% | 27,500 | $105,875 | $97,900 | -$7,975 | -7.53% | |
| Geode Capital Management, Llc | 0.00% | 19,119 | $73,622 | $68,064 | -$5,558 | -7.55% | |
| Shay Capital Llc | 0.01% | 15,438 | $59,436 | $54,959 | -$4,477 | -7.53% | |
| Blackrock, Inc. | 0.00% | 9,711 | $37,388 | $34,571 | -$2,817 | -7.53% | |
| Vanguard Capital Management Llc | 0.00% | 7,060 | $27,181 | $25,134 | -$2,047 | -7.53% | |
| Nan Fung Group Holdings Ltd | 0.01% | 5,000 | $19,250 | $17,800 | -$1,450 | -7.53% | |
| Morgan Stanley | 0.00% | 3,145 | $12,108 | $11,196 | -$912 | -7.53% | |
| Vanguard Fiduciary Trust Co | 0.00% | 3,095 | $11,916 | $11,018 | -$898 | -7.53% | |
| Newedge Advisors, Llc | 0.00% | 2,530 | $9,740 | $9,007 | -$733 | -7.53% | |
| Tower Research Capital Llc (Trc) | 0.00% | 1,710 | $6,584 | $6,088 | -$496 | -7.54% | |
| Ubs Group Ag | 0.00% | 255 | $982 | $908 | -$74 | -7.56% | |
| Sbi Securities Co., Ltd. | 0.00% | 130 | $501 | $463 | -$38 | -7.62% | |
| Jpmorgan Chase & Co | 0.00% | 42 | $165 | $150 | -$15 | -9.38% | |
| Citigroup Inc | 0.00% | 41 | $158 | $146 | -$12 | -7.62% | |
| Barclays Plc | 0.00% | 6 | $23 | $21 | -$2 | -7.13% |
Frequently asked questions about BOLT
Who owns the most BOLT stock?
The largest holders of BOLT 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 BOLT BIOTHERAPEUTICS INC (BOLT).
Is BOLT widely held by superinvestors?
Many widely followed stocks like BOLT appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly BOLT 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.