Equibles

MESO

Mesoblast Ltd

Company with tickers: MESO, MEOBF

CIK
1345099
CUSIP
590717401
Shares Outstanding
129,282,554
13F Activity (30d)
57 filings 57 filers
Holders: 68
Total Value: $74,246,418
Total Shares: 4,827,468

Institutional Ownership Trend

10 quarters

Holder Concentration

Across 68 13F filers · Δ vs Dec 31, 2025
Top Holder
17.6%
Dec 2023 → Mar 2026 · range 12.1% – 99.8%
−0.1 pts
Top 5
67.5%
Dec 2023 → Mar 2026 · range 49.9% – 100.0%
+1.5 pts
Top 10
84.0%
Dec 2023 → Mar 2026 · range 71.6% – 100.0%
−2.8 pts
HHI
1,038
Dec 2023 → Mar 2026 · range 683 – 9,950
Broadly held −35

Quarterly Activity

vs Dec 31, 2025
New
9
Increased
24
Decreased
18
Sold Out
15
Unchanged
17
Holder count: -6
Institutional value: -35.0%
Shares held: -23.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega BANK OF AMERICA CORP /DE/ +85,888 100,004
Mega UBS Group AG +60,013 132,573
Mid XTX Topco Ltd +28,415 40,918
Large Squarepoint Ops LLC +15,463 34,042
Large &PARTNERS +8,434 26,946

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP −359,172 714,572
Mega JANE STREET GROUP, LLC −270,194 851,286
Mid Arax Advisory Partners −142,057 24,425
Mega CITADEL ADVISORS LLC −85,229 545,359
Mega MORGAN STANLEY −82,521 514,431

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mid GROUP ONE TRADING LLC 83,915 $1,290,612
Large M&G PLC 59,100 $908,958
Large HRT FINANCIAL LP 34,223 $526,349
Small AMICA MUTUAL INSURANCE CO 9,575 $147,263
Large Rockefeller Capital Management L.P. 3,000 $46,140

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega Legal & General Group Plc 679,023 $12,249,574
Small Prosperity Wealth Management, Inc. 50,900 $918,236
Large PEAK6 LLC 50,000 $902,000
Large Point72 Asset Management, L.P. 38,185 $688,857
Large POLEN CAPITAL MANAGEMENT LLC 23,005 $415,010
Filter: New 9 Increased 24 Reduced 18 Sold out 15 Unchanged 17
74 of 74 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega JANE STREET GROUP, LLC $11,356,592 15.30% 738,400
Mega BlackRock, Inc. $9,702,549 13.07% 630,855
Mega MORGAN STANLEY $7,911,946 10.66% 514,431
Mega CITADEL ADVISORS LLC $6,433,454 8.67% 418,300
Mega GOLDMAN SACHS GROUP INC $6,109,166 8.23% 397,215
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $5,943,939 8.01% 386,472
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,497,412 4.71% 227,400
Mega UBS Group AG $2,038,971 2.75% 132,573
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,548,766 2.09% 100,700
Mega BANK OF AMERICA CORP /DE/ Bank $1,538,061 2.07% 100,004
Mega JANE STREET GROUP, LLC $1,519,328 2.05% 98,786
Small Penbrook Management LLC $1,339,213 1.80% 87,075
Mega CITADEL ADVISORS LLC $1,322,049 1.78% 85,959
Mid GROUP ONE TRADING LLC $1,290,612 1.74% 83,915
Large M&G PLC $908,958 1.22% 59,100
Mega LPL Financial LLC $763,109 1.03% 49,617
Micro Rialto Wealth Management, LLC $715,170 0.96% 46,500
Small LAZARI CAPITAL MANAGEMENT, INC. $709,340 0.96% 46,121
Small Fi3 FINANCIAL ADVISORS, LLC $646,190 0.87% 42,015
Mega CITADEL ADVISORS LLC $632,118 0.85% 41,100
Mid XTX Topco Ltd $629,318 0.85% 40,918
Mega TWO SIGMA INVESTMENTS, LP $612,154 0.82% 39,802
Large HRT FINANCIAL LP $526,349 0.71% 34,223
Large Squarepoint Ops LLC $523,565 0.71% 34,042
Mega GEODE CAPITAL MANAGEMENT, LLC $519,028 0.70% 33,747
Large &PARTNERS $414,429 0.56% 26,946
Mega CITIGROUP INC $407,000 0.55% 26,463
Mega ROYAL BANK OF CANADA Bank $403,971 0.54% 26,266
Mega AQR CAPITAL MANAGEMENT LLC $389,790 0.52% 25,344
Mid Arax Advisory Partners $375,656 0.51% 24,425
Mega WELLS FARGO & COMPANY/MN $278,270 0.37% 18,093
Mid Quadrature Capital Ltd $265,258 0.36% 17,247
Small BCS Private Wealth Management, Inc. $246,080 0.33% 16,000
Mega JANE STREET GROUP, LLC $216,858 0.29% 14,100
Large Rathbones Group PLC $215,581 0.29% 14,017
Mid Vanguard Personalized Indexing Management, LLC $215,458 0.29% 14,009
Micro TOBIAS FINANCIAL ADVISORS, INC. $212,674 0.29% 13,828
Mid CHOREO, LLC $190,712 0.26% 12,400
Large Creative Planning $181,484 0.24% 11,800
Large MARSHALL WACE, LLP $170,056 0.23% 11,057
Small Visionary Wealth Advisors $158,798 0.21% 10,325
Small AMICA MUTUAL INSURANCE CO Insurance $147,263 0.20% 9,575
Mid China Universal Asset Management Co., Ltd. $142,880 0.19% 9,290
Mega RHUMBLINE ADVISERS $120,102 0.16% 7,809
Mid QUADRANT CAPITAL GROUP LLC $102,230 0.14% 6,647
Mid SIGNATUREFD, LLC $100,646 0.14% 6,544
Mid GAMMA Investing LLC $99,923 0.13% 6,497
Small Parkside Financial Bank & Trust Bank $69,671 0.09% 4,530
Small JFS WEALTH ADVISORS, LLC $51,292 0.07% 3,335
Mega JPMORGAN CHASE & CO $50,584 0.07% 3,289
Large Rockefeller Capital Management L.P. $46,140 0.06% 3,000
Mid Tower Research Capital LLC (TRC) $37,204 0.05% 2,419
Mega DEUTSCHE BANK AG\ Bank $26,392 0.04% 1,716
Large OSAIC HOLDINGS, INC. $22,592 0.03% 1,469
Mega BNP PARIBAS ARBITRAGE, SA $21,854 0.03% 1,421
Mega BARCLAYS PLC $19,717 0.03% 1,282
Mid Parallel Advisors, LLC $19,301 0.03% 1,255
Mid GF FUND MANAGEMENT CO. LTD. $16,810 0.02% 1,093
Mid Blue Trust, Inc. $15,410 0.02% 1,002
Mid Farther Finance Advisors, LLC $9,843 0.01% 640
Large NATIONAL BANK OF CANADA /FI/ Bank $8,074 0.01% 525
Mid Advisory Services Network, LLC $7,305 0.01% 475
Large US BANCORP \DE\ Bank $6,305 0.01% 410
Small Caitong International Asset Management Co., Ltd $5,582 0.01% 363
Mid Allworth Financial LP $5,075 0.01% 330
Large JONES FINANCIAL COMPANIES LLLP $4,614 0.01% 300
Mid EverSource Wealth Advisors, LLC $2,398 0.00% 156
Small CVA Family Office, LLC Family Office $1,999 0.00% 130
Large Steward Partners Investment Advisory, LLC $1,968 0.00% 128
Mid SBI Securities Co., Ltd. Broker-Dealer $1,538 0.00% 100
Micro WealthCollab, LLC $1,122 0.00% 73
Mid MAI Capital Management $769 0.00% 50
Large NISA INVESTMENT ADVISORS, LLC $276 0.00% 18
Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank $107 0.00% 7

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