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SC Filed 2020-03-09 Event — SEC 0001193125-20-065985 →

Temasek Holdings (Private) Ltd 21Vianet Group, Inc. VNET

Stake: Shares:

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
6 transactions
3 buys · 1 sales · 2 awards/exercises
Issuer Cluster
11 13D/G filings on this issuer
10 other filings besides this one
Filer Track Record
18 filings by this filer
17 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 9.30
42,577,426 shares short · +12.4% vs prior

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-05-15 TAI KENNETH director Award 243,768
2026-05-15 Shao Sean director Award 243,768
2026-05-15 UENO Yoshihisa director Award 731,304
2026-04-30 Chen David Lifeng director Option exercise 83,544
2026-04-30 Chen David Lifeng director Option exercise 83,544
2026-03-23 Chen David Lifeng director Sale 83,544 $1.51 $126K

Other 13D/G Filings on 21Vianet Group, Inc.

FiledFormFilerStakeShares
2026-05-19 SCHEDULE 13D/A Shandong Hi-Speed Holdings Group Ltd 455,296,932 view →
2026-05-15 SCHEDULE 13D/A Chen Sheng 32.40% 553,737,207 view →
2024-07-08 SC Chen Sheng view →
2023-12-28 SC Chen Sheng view →
2023-07-14 SC Chen Sheng view →
2022-02-01 SC Blackstone Tactical Opportunities Management Associates (Cayman) - NQ L.P. view →
2021-05-17 SC Tuspark Innovation Venture Ltd view →
2021-04-08 SC Blackstone Tactical Opportunities Management Associates (Cayman) - NQ L.P. view →
2020-12-16 SC Kingsoft Corp Ltd view →
2020-05-20 SC King Venture Holdings Ltd view →

Other Filings by Temasek Holdings (Private) Ltd

FiledFormIssuerStakeShares
2026-06-05 SCHEDULE 13G Amber International Holding Limited AMBR view →
2026-05-22 SCHEDULE 13G Luckin Coffee Inc. LKNCY view →
2025-08-11 SCHEDULE E2open Parent Holdings, Inc. view →
2023-05-22 SC Intapp, Inc. INTA view →
2022-11-21 SC Lumen Technologies, Inc. LUMN view →
2022-11-14 SC Lumen Technologies, Inc. LUMN view →
2022-01-14 SC Lumen Technologies, Inc. LUMN view →
2021-04-21 SC China Biologic Products Holdings, Inc. view →
2020-11-23 SC China Biologic Products Holdings, Inc. view →
2020-01-24 SC China Biologic Products Holdings, Inc. view →
2019-12-26 SC Univar Solutions Inc. view →
2019-11-08 SC Univar Solutions Inc. view →
2019-02-13 SC Univar Inc. view →
2019-01-18 SC CENTURYLINK, INC LUMN view →
2018-05-15 SC Virtu Financial, Inc. VIRT view →
2018-04-05 SC CENTURYLINK, INC LUMN view →
2018-02-02 SC Univar Inc. view →

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