Vault-13

KYVERNA THERAPEUTICS INC KYTX

COM · Common Stock · CUSIP 501976104

75 institutional holders -5 vs Q2 2025
22,671,87922.7m shares reported held*
51.8% of all shares outstanding*
$136.2mreported value*
10 new 18 added 29 reduced 14 sold out net sold ≈ $3.0m (-505.7k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($187.4k this quarter). Holder counts are more reliable. Shares outstanding: 43.8m as of 2025-10-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $6.01. Options: 5 managers hold calls ($1.1m notional), 1 hold puts ($600).

Trends to Q3 2025

Institutional holders

Managers reporting a position, each quarter

050100Q1 24: 91Q2 24: 89Q3 24: 95Q4 24: 89Q1 25: 88Q2 25: 80Q3 25: 7575Q1 24Q3 24Q1 25Q3 25
Numbers
QuarterHolders
Q1 202491
Q2 202489
Q3 202495
Q4 202489
Q1 202588
Q2 202580
Q3 202575

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q2 24: 60 bought or addedQ2 24: 42 cut or sold outQ2 24Q3 24: 50 bought or addedQ3 24: 43 cut or sold outQ3 24Q4 24: 47 bought or addedQ4 24: 42 cut or sold outQ4 24Q1 25: 39 bought or addedQ1 25: 38 cut or sold outQ1 25Q2 25: 44 bought or addedQ2 25: 48 cut or sold outQ2 25Q3 25: 28 bought or addedQ3 25: 43 cut or sold outQ3 25
Numbers
QuarterBought or addedCut or sold out
Q2 20246042
Q3 20245043
Q4 20244742
Q1 20253938
Q2 20254448
Q3 20252843

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$500k$1m$1.5mQ4 24 calls: $205.7kQ4 24 puts: $10.5kQ4 24P/C 0.05Q1 25 calls: $3.1kQ1 25 puts: $3.1kQ1 25P/C 1.00Q2 25 calls: $326.6kQ2 25 puts: $0Q2 25P/C 0.00Q3 25 calls: $1.1mQ3 25 puts: $600Q3 25P/C 0.00
Numbers
QuarterCallsPutsP/C
Q4 2024$205.7k$10.5k0.05
Q1 2025$3.1k$3.1k1.00
Q2 2025$326.6k$00.00
Q3 2025$1.1m$6000.00

Biggest buyers

Woodline Partners LP New +252,212+252.2k
JACOBS LEVY EQUITY MANAGEMENT, INC New +147,712+147.7k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added +130,421+130.4k
BRIDGEWAY CAPITAL MANAGEMENT, LLC Added +112,000+112.0k
JANE STREET GROUP, LLC Added +111,082+111.1k
MILLENNIUM MANAGEMENT LLC Added +99,075+99.1k
UBS Group AG Added +59,264+59.3k
RENAISSANCE TECHNOLOGIES LLC Added +42,197+42.2k
AMERICAN CENTURY COMPANIES INC New +32,205+32.2k
BANK OF AMERICA CORP /DE/ Added +31,208+31.2k

Biggest sellers

PRICE T ROWE ASSOCIATES INC /MD/ Reduced -318,302-318.3k
CITADEL ADVISORS LLC Reduced -307,723-307.7k
SUPERSTRING CAPITAL MANAGEMENT LP Sold out -142,542-142.5k
Cubist Systematic Strategies, LLC Reduced -124,177-124.2k
GOLDMAN SACHS GROUP INC Reduced -93,246-93.2k
TD Asset Management Inc Reduced -87,400-87.4k
AQR CAPITAL MANAGEMENT LLC Reduced -86,616-86.6k
Peapod Lane Capital LLC Reduced -78,003-78.0k
MARSHALL WACE, LLP Sold out -62,057-62.1k
BlackRock, Inc. Reduced -51,413-51.4k

Biggest calls

CITADEL ADVISORS LLC Added $406.2k67.7k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $281.4k46.9k shares
SIMPLEX TRADING, LLC Reduced $153.0k25.6k shares
GROUP ONE TRADING LLC Added $138.0k23.0k shares
JANE STREET GROUP, LLC New $90.0k15.0k shares

Biggest puts

GROUP ONE TRADING LLC New $600100 shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Westlake BioPartners Fund I, L.P. 13G · exempt (held before listing) filed 2026-02-06 7.8% 4.7m≈ $41.5m 2026-02-06
GordonMD Global Investments LP 13G · passive investor new · filed 2025-11-17 7.0% new 3.1m≈ $27.3m 2025-11-17
Northpond Ventures III, LP 13G · passive investor filed 2026-02-17 6.1% 3.5m≈ $30.9m 2026-02-17
HIRSCHMAN ORIN 13G · institution new · filed 2026-10-19 5.9% new 3.6m≈ $32.5m 2026-10-19
BlackRock, Inc. 13G · institution new · filed 2026-07-29 5.1% new 3.1m≈ $27.7m 2026-07-29

Fell to 5% or below in the last year: Bain Capital Life Sciences Opportunities III, LP (4.8%, 2026-08-14)

Insider purchases and sales in Q3 2025

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported in Q3 2025.

Holders, Q3 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Vida Ventures Advisors, LLC 92.41% of their portfolio BOSTON, MA 4,523,9244.5m $27.1m $27.1m 92.41% Unchanged
2 GILEAD SCIENCES, INC. 1.38% of their portfolio FOSTER CITY, CA 4,126,1194.1m $24.8m $24.8m 1.38% Unchanged
3 Bain Capital Life Sciences Investors, LLC 1.34% of their portfolio Boston, MA 3,368,3703.4m $20.2m $20.2m 1.34% Unchanged
4 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 1,512,1991.5m $9.1m $9.1m 0.00% Reduced -318.3k -318,302
5 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 1,322,6251.3m $7.9m $7.9m 0.00% Added +9.9k +9,858
6 Insight Holdings Group, LLC 0.37% of their portfolio NEW YORK, NY 989,054989.1k $5.9m $5.9m 0.37% Unchanged
7 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 677,587677.6k $4.1m $4.1m 0.00% Reduced -17.4k -17,440
8 MBB PUBLIC MARKETS I LLC 0.49% of their portfolio CHICAGO, IL 614,477614.5k $3.7m $3.7m 0.49% Unchanged
9 Catalio Capital Management, LP 0.65% of their portfolio NEW YORK, NY 586,909586.9k $3.5m $3.5m 0.65% Unchanged
10 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 551,635551.6k $3.3m $3.3m 0.00% Added +99.1k +99,075
11 BlackRock, Inc. 0.00% of their portfolio New York, NY 482,054482.1k $2.9m $2.9m 0.00% Reduced -51.4k -51,413
12 Kera Capital Partners, Inc. 0.38% of their portfolio SACRAMENTO, CA 421,924421.9k $2.5m $2.5m 0.38% Unchanged
13 Peapod Lane Capital LLC 1.71% of their portfolio Bedford Hills, NY 318,760318.8k $1.9m $1.9m 1.71% Reduced -78.0k -78,003
14 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 278,329278.3k $1.7m $1.7m 0.00% Reduced -9.3k -9,272
15 Woodline Partners LP 0.01% of their portfolio San Francisco, CA 252,212252.2k $1.5m $1.5m 0.01% New
16 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 202,690202.7k $1.2m $1.2m 0.00% Added +130.4k +130,421
17 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 198,851198.9k $1.2m $1.2m 0.00% Added +111.1k +111,082
18 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.02% of their portfolio HOUSTON, TX 174,900174.9k $1.0m $1.0m 0.02% Added +112.0k +112,000
19 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 174,203174.2k $1.0m $1.0m 0.00% Reduced -27.8k -27,835
20 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 164,796164.8k $988.8k $988.8k 0.00% Reduced -87.4k -87,400
21 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 164,614164.6k $987.7k $987.7k 0.00% Added +42.2k +42,197
22 UBS Group AG 0.00% of their portfolio ZURICH, V8 157,422157.4k $944.5k $944.5k 0.00% Added +59.3k +59,264
23 JACOBS LEVY EQUITY MANAGEMENT, INC 0.00% of their portfolio FLORHAM PARK, NJ 147,712147.7k $886.3k $886.3k 0.00% New
24 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 132,451132.5k $794.7k $794.7k 0.00% Added +11.9k +11,867
25 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 125,578125.6k $753.5k $753.5k 0.00% Added +7.0k +6,972
26 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 103,808103.8k $622.8k $622.8k 0.00% Reduced -14.5k -14,489
27 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 91,30091.3k $547.8k $547.8k 0.00% Unchanged
28 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 81,30081.3k $487.8k $487.8k 0.00% Reduced -13.0k -13,000
29 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 76,19176.2k $457.1k $457.1k 0.00% Added +25.8k +25,797
30 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 64,96465.0k $389.8k $389.8k 0.00% Added +31.2k +31,208
31 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 51,67851.7k $310.1k $310.1k 0.00% Unchanged
32 XTX Topco Ltd 0.02% of their portfolio LONDON, X0 49,10749.1k $294.6k $294.6k 0.02% Added +14.2k +14,168
33 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 43,13243.1k $258.8k $258.8k 0.00% Reduced -93.2k -93,246
34 STIFEL FINANCIAL CORP 0.00% of their portfolio ST. LOUIS, MO 38,82138.8k $232.9k $232.9k 0.00% Reduced -144 -144
35 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 36,69136.7k $220.1k $220.1k 0.00% Added +22.6k +22,640
36 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 34,02234.0k $204.1k $204.1k 0.00% Added +29.6k +29,591
37 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 32,20532.2k $193.2k $193.2k 0.00% New
38 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 27,17627.2k $163.1k $163.1k 0.00% Reduced -28.3k -28,346
39 CAXTON CORP 0.60% of their portfolio Princeton, NJ 22,98123.0k $137.9k $137.9k 0.60% Unchanged
40 Cubist Systematic Strategies, LLC 0.00% of their portfolio STAMFORD, CT 20,44620.4k $122.7k $122.7k 0.00% Reduced -124.2k -124,177
41 PRELUDE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio NEW YORK, NY 19,43819.4k $116.6k $116.6k 0.01% Reduced -16.8k -16,809
42 Vanguard Personalized Indexing Management, LLC 0.00% of their portfolio OAKLAND, CA 18,89318.9k $113.4k $113.4k 0.00% Reduced -229 -229
43 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 18,28018.3k $109.7k $109.7k 0.00% Added +14.9k +14,948
44 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 17,66617.7k $106.0k $106.0k 0.00% Reduced -307.7k -307,723
45 Jefferies Financial Group Inc. 0.00% of their portfolio NEW YORK, NY 16,30016.3k $97.8k $97.8k 0.00% New
46 Ethic Inc. 0.00% of their portfolio NEW YORK, NY 15,35315.4k $92.1k $92.1k 0.00% Reduced -1.7k -1,683
47 FEDERATED HERMES, INC. 0.00% of their portfolio PITTSBURGH, PA 15,15815.2k $90.9k $90.9k 0.00% Reduced -28.8k -28,842
48 Trexquant Investment LP 0.00% of their portfolio STAMFORD, CT 15,10915.1k $90.7k $90.7k 0.00% New
49 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 13,54213.5k $81.3k $81.3k 0.00% Reduced -86.6k -86,616
50 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 13,35013.3k $80.1k $80.1k 0.00% Reduced -14.5k -14,505
51 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 12,88212.9k $77.3k $77.3k 0.00% New
52 Point72 Asia (Singapore) Pte. Ltd. 0.01% of their portfolio SINGAPORE, U0 10,78410.8k $64.7k $64.7k 0.01% Reduced -1.3k -1,255
53 Phoenix Wealth Advisors 0.02% of their portfolio CHAPEL HILL, NC 10,50010.5k $63.0k $63.0k 0.02% Unchanged
54 CAPITAL ADVISORS INC/OK 0.00% of their portfolio TULSA, OK 10,00010.0k $60.0k $60.0k 0.00% New
55 FMR LLC 0.00% of their portfolio BOSTON, MA 7,9187.9k $47.5k $47.5k 0.00% Reduced -262 -262
56 China Universal Asset Management Co., Ltd. 0.00% of their portfolio SHANGHAI, F4 7,5807.6k $45.5k $45.5k 0.00% Reduced -1.1k -1,100
57 DekaBank Deutsche Girozentrale 0.00% of their portfolio FRANKFURT, 2M 7,5007.5k $195.0k $195.0k 0.00% Unchanged
58 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 6,2316.2k $37.4k $37.4k 0.00% Reduced -4.7k -4,675
59 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 4,6004.6k $27.6k $27.6k 0.00% New
60 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 3,9173.9k $23.5k $23.5k 0.00% Unchanged
61 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 3,3193.3k $19.9k $19.9k 0.00% Reduced -12.5k -12,513
62 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 2,5002.5k $14.8k $14.8k 0.00% Unchanged
63 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 2,0212.0k $12.0k $12.0k 0.00% Added +137 +137
64 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 1,6721.7k $10.0k $10.0k 0.00% Added +2 +2
65 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 1,6681.7k $10.0k $10.0k 0.00% Reduced -282 -282
66 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 1,3131.3k $7.9k $7.9k 0.00% Unchanged
67 GF FUND MANAGEMENT CO. LTD. 0.00% of their portfolio GUANGZHOU, F4 898898 $5.4k $5.4k 0.00% Reduced -172 -172
68 CWM, LLC 0.00% of their portfolio OMAHA, NE 499499 $3.0k $3.0k 0.00% Reduced -7.5k -7,466
69 NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio ST. LOUIS, MO 301301 $1.8k $1.8k 0.00% Unchanged
70 Fourth Dimension Wealth, LLC 0.00% of their portfolio MIDDLEBURG HEIGHTS, OH 250250 $1.5k $1.5k 0.00% Unchanged
71 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 200200 $1.2k $1.2k 0.00% Added +55 +55
72 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 137137 $822 $822 0.00% Reduced -23 -23
73 Advisory Services Network, LLC 0.00% of their portfolio ATLANTA, GA 8686 $516 $516 0.00% New
74 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 1616 $96 $96 0.00% Unchanged
75 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 1111 $66 $66 0.00% New