ON HLDG AG (ONON) Institutional Shareholders
ON HLDG AG (ONON) 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 $7.63B in ONON holdings during the latest filing period.
Morgan Stanley is currently the largest disclosed institutional shareholder of ONON tracked by InsiderSet, reporting ownership valued at approximately $724.24M 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 $658.81M, representing an estimated loss of -9.03% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 55% of the total disclosed ONON value among the investors covered in this analysis. Major shareholders include Morgan Stanley, Bamco Inc, Fmr Llc, and several other long-term asset managers with concentrated positions in ON HLDG AG (ONON).
This page ranks the largest institutional ONON 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
482
Total Reported Value
$7.63B
Largest Holder
Morgan Stanley
Largest Position
$724.24M
Insider Transactions (90d)
11
Latest Filing Quarter
Q2 2026
New Institutional Positions
45
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Morgan Stanley | 0.04% | 20,447,122 | $724,237,110 | $658,806,271 | -$65,430,839 | -9.03% | |
| Bamco Inc | 0.90% | 16,929,770 | $599,652,453 | $545,477,189 | -$54,175,264 | -9.03% | |
| Fmr Llc | 0.02% | 16,039,135 | $568,106,162 | $516,780,930 | -$51,325,232 | -9.03% | |
| Lone Pine Capital | Stephen Mandel | 2.88% | 13,280,030 | $470,378,663 | $427,882,567 | -$42,496,096 | -9.03% |
| Peakshares Llc | 0.33% | 12,617 | $446,894,000 | $406,520 | -$446,487,480 | -99.91% | |
| Platinum Paramount Investment Ltd. | 56.94% | 11,312,048 | $400,672,740 | $364,474,187 | -$36,198,553 | -9.03% | |
| Sinvest Investments Ii Ltd. | 100.00% | 8,400,000 | $297,528,000 | $270,648,000 | -$26,880,000 | -9.03% | |
| Sands Capital Management, Llc | 0.98% | 7,485,043 | $265,120,223 | $241,168,085 | -$23,952,138 | -9.03% | |
| Citadel Advisors Llc | 0.14% | 7,100,157 | $251,487,561 | $228,767,059 | -$22,720,502 | -9.03% | |
| Blackrock, Inc. | 0.00% | 5,535,923 | $196,082,391 | $178,367,439 | -$17,714,952 | -9.03% | |
| Jane Street Group, Llc | 0.12% | 5,243,115 | $185,711,133 | $168,933,165 | -$16,777,968 | -9.03% | |
| Ubs Group Ag | 0.03% | 5,034,071 | $178,306,795 | $162,197,768 | -$16,109,027 | -9.03% | |
| Marshall Wace, Llp | 0.10% | 3,492,787 | $123,714,512 | $112,537,597 | -$11,176,915 | -9.03% | |
| Goldman Sachs Group Inc | 0.01% | 3,378,086 | $119,651,814 | $108,841,931 | -$10,809,883 | -9.03% | |
| Ameriprise Financial Inc | 0.02% | 3,214,087 | $112,995,415 | $103,557,883 | -$9,437,532 | -8.35% | |
| Norges Bank | 0.01% | 3,183,343 | $112,754,009 | $102,567,311 | -$10,186,698 | -9.03% | |
| Ilex Capital Partners (Uk) Llp | 2.20% | 3,028,301 | $107,262,421 | $97,571,858 | -$9,690,563 | -9.03% | |
| Wellington Management Group Llp | 0.02% | 2,751,615 | $97,462,203 | $88,657,035 | -$8,805,168 | -9.03% | |
| State Street Corp | 0.00% | 2,445,694 | $86,626,481 | $78,800,261 | -$7,826,220 | -9.03% | |
| Pertento Partners Llp | 5.67% | 2,228,412 | $78,930,353 | $71,799,435 | -$7,130,918 | -9.03% | |
| Clearbridge Investments, Llc | 0.06% | 2,096,535 | $74,259,270 | $67,550,358 | -$6,708,912 | -9.03% | |
| Millennium Management Llc | 0.05% | 2,047,228 | $72,512,816 | $65,961,686 | -$6,551,130 | -9.03% | |
| Freestone Grove Partners Lp | 0.47% | 2,023,442 | $71,670,316 | $65,195,301 | -$6,475,015 | -9.03% | |
| Federated Hermes, Inc. | 0.10% | 1,918,204 | $67,942,785 | $61,804,533 | -$6,138,252 | -9.03% | |
| Jennison Associates Llc | 0.04% | 1,897,437 | $67,207,235 | $61,135,420 | -$6,071,815 | -9.03% | |
| Bank Of America Corp | 0.00% | 1,715,669 | $60,768,979 | $55,278,855 | -$5,490,124 | -9.03% | |
| Nomura Asset Management International Inc. | 0.09% | 1,617,574 | $57,294,000 | $52,118,234 | -$5,175,766 | -9.03% | |
| Geode Capital Management, Llc | 0.00% | 1,506,936 | $53,375,672 | $48,553,478 | -$4,822,194 | -9.03% | |
| Hsbc Holdings Plc | 0.02% | 1,414,388 | $50,254,348 | $45,571,581 | -$4,682,767 | -9.32% | |
| Man Group Plc | 0.08% | 1,241,199 | $43,963,269 | $39,991,432 | -$3,971,837 | -9.03% | |
| Exoduspoint Capital Management, Lp | 0.36% | 1,085,247 | $38,439,449 | $34,966,658 | -$3,472,791 | -9.03% | |
| American Century Companies Inc | 0.02% | 1,033,036 | $36,590,135 | $33,284,420 | -$3,305,715 | -9.03% | |
| Impax Asset Management Group Plc | 0.24% | 1,032,886 | $36,584,822 | $33,279,587 | -$3,305,235 | -9.03% | |
| Verition Fund Management Llc | 0.25% | 1,020,709 | $36,153,513 | $32,887,244 | -$3,266,269 | -9.03% | |
| Walleye Capital Llc | 0.17% | 993,310 | $35,183,040 | $32,004,448 | -$3,178,592 | -9.03% | |
| D. E. Shaw & Co., Inc. | 0.02% | 920,124 | $32,590,792 | $29,646,395 | -$2,944,397 | -9.03% | |
| Susquehanna International Group, Llp | 0.03% | 862,986 | $30,566,964 | $27,805,409 | -$2,761,555 | -9.03% | |
| Balyasny Asset Management L.P. | 0.05% | 832,377 | $29,482,793 | $26,819,187 | -$2,663,606 | -9.03% | |
| Pictet Asset Management Holding Sa | 0.03% | 803,544 | $28,461,528 | $25,890,188 | -$2,571,340 | -9.03% | |
| Apeiron Capital Ltd | 18.11% | 795,852 | $28,189,078 | $25,642,351 | -$2,546,727 | -9.03% | |
| Woodline Partners Lp | 0.09% | 776,933 | $27,518,967 | $25,032,781 | -$2,486,186 | -9.03% | |
| Gotham Asset Management, Llc | 0.06% | 754,800 | $26,735,016 | $24,319,656 | -$2,415,360 | -9.03% | |
| Bwcp, Lp | 3.67% | 724,443 | $25,659,771 | $23,341,553 | -$2,318,218 | -9.03% | |
| Hook Mill Capital Partners, Lp | 2.21% | 673,744 | $23,864,012 | $21,708,032 | -$2,155,980 | -9.03% | |
| Thorntree Capital Partners Lp | 3.24% | 668,771 | $23,687,869 | $21,547,802 | -$2,140,067 | -9.03% | |
| Squarepoint Ops Llc | 0.04% | 653,663 | $23,152,743 | $21,061,022 | -$2,091,721 | -9.03% | |
| Janus Henderson Group Plc | 0.01% | 671,654 | $22,849,669 | $21,640,692 | -$1,208,977 | -5.29% | |
| Wells Fargo & Company/Mn | 0.00% | 638,669 | $22,621,670 | $20,577,915 | -$2,043,755 | -9.03% | |
| Citigroup Inc | 0.01% | 597,610 | $21,167,346 | $19,254,994 | -$1,912,352 | -9.03% | |
| Vanguard Portfolio Management Llc | 0.00% | 586,364 | $20,769,013 | $18,892,648 | -$1,876,365 | -9.03% |
Frequently asked questions about ONON
Who owns the most ONON stock?
The largest holders of ONON 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 ON HLDG AG (ONON).
Is ONON widely held by superinvestors?
Many widely followed stocks like ONON appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ONON 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.