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Slack Technologies, Inc.

WORKDelisted Jul 21, 2021
Industry
Services-Prepackaged Software
SEC CIK
0001764925

Slack Technologies, Inc. was delisted on Jul 21, 2021; its insiders filed their last Form 4 on Jul 22, 2021; 529 institutions reported holding it in 13F filings for Q2 2021, worth $19.2B in total; ARK Invest was the only superinvestor holding it.

13F holders, Q2 2021

Institutional positions in Slack Technologies, Inc. as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

WORK is no longer listed, so this page shows Q2 2021. 13F filings for later quarters list far fewer holders.

Institutional holders
529
−4 vs. Q1 2021
Shares held
433.5M
+1.69M (+0.4%) vs. Q1 2021
Total value
$19.2B
+$1.66B (+9.5%) vs. Q1 2021
New holders
61
196 more added
Sold out
65
160 more reduced

2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WORK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2021: 529 institutions
Q1 2021: 535 institutionsQ2 2021: 529 institutionsQ3 2021: 3 institutionsQ4 2021: 0 institutionsQ1 2022: 1 institutionQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 0 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ2 2021: $19.2B
Q1 2021: $17.7BQ2 2021: $19.2BQ3 2021: $7.18MQ4 2021: $0Q1 2022: $9.00KQ2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $0Q1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding WORK and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 20240$0
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20221$9.00K
Q4 20210$0
Q3 20213$7.18M
Q2 2021529$19.2B
Q1 2021535$17.7B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Slack Technologies, Inc.; share changes are against Q1 2021.

Institutions holding WORK in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
DnB Asset Management AS59,932$2.65M0.02%+334+0.6%Added
Group One Trading, L.P.60,246$2.67M0.05%−15,058−20.0%Reduced
IFM Investors Pty Ltd60,406$2.68M0.05%+10,030+19.9%Added
Teacher Retirement System of Texas60,553$2.68M0.01%+8,991+17.4%Added
Cubist Systematic Strategies, LLC61,502$2.73M0.03%+61,284+28,111.9%Added
Public Employees Retirement Association of Colorado65,496$2.90M0.01%+12,225+22.9%Added
GAM Holding AG68,503$3.04M0.13%−30.0%Reduced
Engineers Gate Manager LP71,769$3.18M0.20%−1,754−2.4%Reduced
CMT Capital Markets Trading GmbH76,850$3.40M1.50%−1,200−1.5%Reduced
Hamilton Lane Advisors LLC77,649$3.44M1.08%−39,016−33.4%Reduced
FORA Capital, LLC77,752$3.44M0.64%+77,752New
ExodusPoint Capital Management, LP77,967$3.45M0.05%+77,967New
Mint Tower Capital Management B.V.79,950$3.54M0.37%+36,989+86.1%Added
Privium Fund Management (UK) Ltd80,000$3.54M2.47%+80,000New
Principal Financial Group Inc80,352$3.56M0.00%+3,621+4.7%Added
HighVista Strategies LLC80,600$3.57M2.53%00.0%Unchanged
EMJ Capital Ltd.85,000$3.77M6.17%+85,000New
British Columbia Investment Management Corp88,016$3.90M0.02%+12,800+17.0%Added
Advisor Group Holdings, Inc.88,069$3.90M0.01%−19,652−18.2%Reduced
Murchinson Ltd.90,000$3.99M1.45%+90,000New
Gulf International Bank (UK) Ltd90,312$4.00M0.05%+3,472+4.0%Added
DuPont Capital Management Corp91,700$4.06M0.10%00.0%Unchanged
Nomura Holdings Inc91,700$4.07M0.03%−350,500−79.3%Reduced
AMP Capital Investors Ltd92,517$4.10M0.02%−984−1.1%Reduced
Winton Group Ltd92,978$4.12M0.22%+7,718+9.1%Added
Ingalls & Snyder LLC94,261$4.18M0.19%+7,668+8.9%Added
Brandywine Managers, LLC94,906$4.20M4.79%+24,376+34.6%Added
Utah Retirement Systems94,920$4.21M0.05%−100−0.1%Reduced
CWA Asset Management Group, LLC96,349$4.26M0.35%−3,215−3.2%Reduced
Susquehanna International Group, LLP98,816$4.38M0.00%−21,600−17.9%Reduced
Shay Capital LLC100,659$4.46M1.06%−22,732−18.4%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.101,507$4.50M0.02%+6,175+6.5%Added
Bluefin Capital Management, LLC101,842$4.51M0.31%+9,605+10.4%Added
Forsta Ap-Fonden103,700$4.59M0.05%+16,100+18.4%Added
S. Muoio & Co. LLC106,000$4.70M3.98%+30,000+39.5%Added
LPL Financial LLC109,536$4.85M0.00%−10,296−8.6%Reduced
Cinctive Capital Management LP110,121$4.88M0.27%+110,121New
Quantbot Technologies LP110,609$4.90M0.39%−4,964−4.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)114,291$5.06M0.03%+33,906+42.2%Added
FNY Investment Advisers, LLC114,384$5.07M2.04%+74,384+186.0%Added
Simplex Trading, LLC116,357$5.15M0.19%−51,602−30.7%Reduced
Raymond James & Associates117,324$5.20M0.00%−14,686−11.1%Reduced
Marshall Wace North America L.P.117,638$5.21M0.02%−116,794−49.8%Reduced
K2 Principal Fund, L.P.120,183$5.32M0.59%+1,496+1.3%Added
Victory Capital Management Inc122,620$5.43M0.01%−2,198−1.8%Reduced
Polar Asset Management Partners Inc.124,000$5.49M0.07%−120,000−49.2%Reduced
Allianz Asset Management GmbH124,966$5.54M0.00%−138,564−52.6%Reduced
HAP Trading, LLC130,060$5.76M0.36%+130,060New
Arizona State Retirement System134,658$5.96M0.05%+2,326+1.8%Added
Eaton Vance Management135,964$6.02M0.01%−2,282,503−94.4%Reduced
Summit Trail Advisors, LLC139,159$6.17M0.54%+139,159New
Bank Julius Baer & Co. Ltd, Zurich142,212$6.30M0.04%+121,496+586.5%Added
Boothbay Fund Management, LLC145,053$6.43M0.26%+145,053New
Swedbank AB146,606$6.49M0.01%00.0%Unchanged
Rockefeller Capital Management L.P.147,761$6.54M0.04%+121,329+459.0%Added
Jefferies Group LLC151,025$6.69M0.12%+139,656+1,228.4%Added
Centiva Capital, LP151,352$6.70M0.52%−6,805−4.3%Reduced
Rafferty Asset Management, LLC153,523$6.80M0.04%−28,361−15.6%Reduced
Storebrand Asset Management AS156,664$6.94M0.03%+610+0.4%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund159,400$7.06M0.06%+2,700+1.7%Added
Voya Investment Management LLC159,880$7.08M0.01%−4,221−2.6%Reduced
BTG Pactual Global Asset Management Ltd162,500$7.20M3.21%+45,000+38.3%Added
Walleye Capital LLC165,609$7.34M0.27%+34,094+25.9%Added
Maven Securities LTD165,215$7.37M0.78%−37,410−18.5%Reduced
Pictet Asset Management Ltd166,565$7.38M0.01%+7,789+4.9%Added
Andra AP-fonden168,800$7.48M0.15%+168,800New
Crabel Capital Management, LLC169,262$7.50M1.54%+91,975+119.0%Added
Royal London Asset Management Ltd171,900$7.62M0.03%+12,221+7.7%Added
Aviva PLC172,480$7.64M0.03%+7,867+4.8%Added
Treasurer of the State of North Carolina172,540$7.64M0.04%−9,220−5.1%Reduced
Global Endowment Management, LP176,878$7.83M0.44%−1,474−0.8%Reduced
PEAK6 Investments LLC178,888$7.92M0.21%+107,590+150.9%Added
Janus Henderson Group PLC179,786$7.97M0.00%+68,637+61.8%Added
Jane Street Group, LLC180,227$7.98M0.02%+90,362+100.6%Added
Ameriprise Financial Inc180,632$8.00M0.00%−6,413−3.4%Reduced
Havens Advisors LLC183,790$8.14M6.46%−46,789−20.3%Reduced
Dynamic Technology Lab Private Ltd185,222$8.21M0.83%−184,922−50.0%Reduced
Skandinaviska Enskilda Banken AB (publ)186,468$8.26M0.05%+38,295+25.8%Added
Walleye Trading LLC186,923$8.28M0.22%−284−0.2%Reduced
Asset Management One Co.,Ltd.202,128$8.95M0.03%−7,406−3.5%Reduced
Great West Life Assurance Co214,304$9.49M0.02%+47,396+28.4%Added
Nomura Asset Management Co Ltd217,106$9.62M0.06%+7,720+3.7%Added
Amundi231,771$10.3M0.01%+231,771New
Schonfeld Strategic Advisors LLC241,178$10.7M0.12%+101,178+72.3%Added
Mitsubishi UFJ Trust & Banking Corp249,090$11.0M0.02%−17,300−6.5%Reduced
Dimensional Fund Advisors LP253,009$11.2M0.00%+3,041+1.2%Added
Calamos Advisors LLC253,600$11.2M0.06%00.0%Unchanged
Ergoteles LLC255,879$11.3M0.26%+255,879New
Alpine Global Management, LLC260,449$11.5M1.57%−3,551−1.3%Reduced
Invesco Ltd.262,062$11.6M0.00%+49,585+23.3%Added
State of New Jersey Common Pension Fund D271,768$12.0M0.04%00.0%Unchanged
Ramius Advisors LLC279,882$12.4M4.74%+53,127+23.4%Added
Public Employees Retirement System of Ohio288,100$12.8M0.05%+20,033+7.5%Added
HRT Financial LP299,780$13.3M0.12%+299,780New
Gardner Lewis Asset Management L P300,000$13.3M2.19%00.0%Unchanged
Blair William & Co312,072$13.8M0.05%−274,707−46.8%Reduced
Harvest Management LLC317,900$14.1M10.82%+92,500+41.0%Added
Greenlea Lane Capital Management, LLC329,002$14.6M4.38%−42,180−11.4%Reduced
Maso Capital Partners Ltd334,917$14.8M4.87%+89,600+36.5%Added
BCK Capital Management LP338,677$15.0M7.51%+17,820+5.6%Added