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United States Software & IT Services

Slack Technologies Inc (WORK)

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Ticker: WORK Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Yehoshua Tamar
Chief Product Officer
1 sale — total 1,912,773 USD
Planned sale 2 Jul 2021
Value US$920,827.47 | Price 202.87 | Shares 50,504
Sale 1 Jul 2021
Value US$4,645,486.93 | Price 14.23 | Shares 71,228
Sale 1 Jul 2021
Value US$2,034,912.08 | Price 478.05 | Shares 8,580
Sale 1 Jul 2021
Value US$66,390.71 | Price 44.29 | Shares 1,499
Sale 1 Jul 2021
Value US$2,107,451.07 | Price 44.29 | Shares 47,583
Sale 1 Jul 2021
Value US$66,390.71 | Price 44.29 | Shares 1,499
Sale 1 Jun 2021
Value US$146,052.06 | Price 43.82 | Shares 3,333
Sale 3 May 2021
Value US$168,237.93 | Price 42.07 | Shares 3,999
Sale 3 May 2021
Value US$521,583.86 | Price 42.07 | Shares 12,398
Sale 3 May 2021
Value US$1,191,464.47 | Price 42.07 | Shares 28,321
Sale 3 May 2021
Value US$237,148.59 | Price 42.07 | Shares 5,637
Sale 3 May 2021
Value US$140,219.31 | Price 42.07 | Shares 3,333
Sale 15 Apr 2021
Value US$10,515,000.00 | Price 42.06 | Shares 250,000
Sale 14 Apr 2021
Value US$5,046,000.00 | Price 42.05 | Shares 120,000
Sale 13 Apr 2021
Value US$3,226,583.15 | Price 42.23 | Shares 76,405
Sale 1 Apr 2021
Value US$112,270.00 | Price 41.20 | Shares 2,725
Sale 1 Apr 2021
Value US$79,310.00 | Price 41.20 | Shares 1,925
Sale 1 Apr 2021
Value US$61,758.80 | Price 41.20 | Shares 1,499
Sale 1 Apr 2021
Value US$1,960,419.60 | Price 41.20 | Shares 47,583
Sale 1 Apr 2021
Value US$75,725.60 | Price 41.20 | Shares 1,838
Sale 1 Apr 2021
Value US$96,202.00 | Price 41.20 | Shares 2,335
Sale 1 Apr 2021
Value US$61,758.80 | Price 41.20 | Shares 1,499
Sale 1 Apr 2021
Value US$44,166.40 | Price 41.20 | Shares 1,072
Sale 1 Mar 2021
Value US$193,734.20 | Price 41.15 | Shares 4,708
Sale 1 Mar 2021
Value US$137,152.95 | Price 41.15 | Shares 3,333
Planned sale 2 Feb 2021
Value US$149,492.70 | Price 42.70 | Shares 3,501
Sale 1 Feb 2021
Value US$169,757.55 | Price 42.45 | Shares 3,999
Sale 1 Feb 2021
Value US$406,416.30 | Price 42.45 | Shares 9,574
Sale 1 Feb 2021
Value US$181,643.55 | Price 42.45 | Shares 4,279
Sale 1 Feb 2021
Value US$141,061.35 | Price 42.45 | Shares 3,323
Sale 1 Feb 2021
Value US$1,074,069.90 | Price 42.45 | Shares 25,302
Sale 5 Jan 2021
Value US$1,116,563.52 | Price 42.09 | Shares 26,528
Sale 5 Jan 2021
Value US$3,697,948.32 | Price 42.08 | Shares 87,879
Planned sale 5 Jan 2021
Value US$120,871.08 | Price 41.94 | Shares 2,882
Sale 4 Jan 2021
Value US$62,943.01 | Price 41.99 | Shares 1,499
Sale 4 Jan 2021
Value US$2,006,660.11 | Price 41.99 | Shares 47,789
Sale 4 Jan 2021
Value US$77,051.65 | Price 41.99 | Shares 1,835
Sale 4 Jan 2021
Value US$106,780.57 | Price 41.99 | Shares 2,543
Planned sale 4 Jan 2021
Value US$63,420.00 | Price 42.28 | Shares 1,500
Planned sale 4 Jan 2021
Value US$126,840.00 | Price 42.28 | Shares 3,000
Planned sale 4 Jan 2021
Value US$42,280.00 | Price 42.28 | Shares 1,000
Planned sale 4 Jan 2021
Value US$105,700.00 | Price 42.28 | Shares 2,500
Sale 4 Jan 2021
Value US$90,488.45 | Price 41.99 | Shares 2,155
Sale 4 Jan 2021
Value US$52,571.48 | Price 41.99 | Shares 1,252
Sale 4 Jan 2021
Value US$70,501.21 | Price 41.99 | Shares 1,679
Sale 4 Jan 2021
Value US$65,378.43 | Price 41.99 | Shares 1,557
Planned sale 18 Dec 2020
Value US$213,150.00 | Price 42.63 | Shares 5,000
Planned sale 7 Dec 2020
Value US$64,605.00 | Price 43.07 | Shares 1,500
Planned sale 4 Dec 2020
Value US$214,000.00 | Price 42.80 | Shares 5,000
Planned sale 4 Dec 2020
Value US$64,290.00 | Price 42.86 | Shares 1,500
Planned sale 3 Dec 2020
Value US$64,380.00 | Price 42.92 | Shares 1,500
Planned sale 2 Dec 2020
Value US$64,290.00 | Price 42.86 | Shares 1,500
Sale 1 Dec 2020
Value US$205,127.56 | Price 43.57 | Shares 4,708
Sale 1 Dec 2020
Value US$1,275,206.76 | Price 43.57 | Shares 29,268
Planned sale 1 Dec 2020
Value US$8,780.00 | Price 43.90 | Shares 200
Planned sale 1 Dec 2020
Value US$56,563.00 | Price 43.51 | Shares 1,300
Planned sale 30 Nov 2020
Value US$6,259.68 | Price 43.47 | Shares 144
Planned sale 30 Nov 2020
Value US$57,643.56 | Price 42.51 | Shares 1,356
Planned sale 27 Nov 2020
Value US$17,828.80 | Price 40.52 | Shares 440
Planned sale 27 Nov 2020
Value US$38,361.60 | Price 39.96 | Shares 960
Planned sale 27 Nov 2020
Value US$3,848.00 | Price 38.48 | Shares 100
Planned sale 25 Nov 2020
Value US$53,175.00 | Price 35.45 | Shares 1,500
Planned sale 25 Nov 2020
Value US$76,000.00 | Price 38.00 | Shares 2,000
Planned sale 25 Nov 2020
Value US$16,000,000.00 | Price 40.00 | Shares 400,000
Planned sale 25 Nov 2020
Value US$9,527,500.00 | Price 38.11 | Shares 250,000
Planned sale 25 Nov 2020
Value US$15,181,000.00 | Price 39.95 | Shares 380,000
Planned sale 25 Nov 2020
Value US$800,000.00 | Price 40.00 | Shares 20,000
Planned sale 25 Nov 2020
Value US$352,700.00 | Price 35.27 | Shares 10,000
Planned sale 25 Nov 2020
Value US$34,485.00 | Price 31.35 | Shares 1,100
Planned sale 25 Nov 2020
Value US$12,000.00 | Price 30.00 | Shares 400
Planned sale 24 Nov 2020
Value US$45,000.00 | Price 30.00 | Shares 1,500
Planned sale 23 Nov 2020
Value US$2,250,750.00 | Price 30.01 | Shares 75,000
Planned sale 23 Nov 2020
Value US$45,000.00 | Price 30.00 | Shares 1,500
Planned sale 20 Nov 2020
Value US$142,350.00 | Price 28.47 | Shares 5,000
Planned sale 20 Nov 2020
Value US$3,000.00 | Price 30.00 | Shares 100
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2021-07-06 2021-07-02 PlS Planned sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
50,504 +5.9%
202.87
US$920,827 		50,504 +5.9% 202.87 US$920,827
2021-07-06 2021-07-01 S Sale
Zell Brandon

Chief Accounting Officer

Officer
71,228 +25.1%
14.23
US$4,645,487 		71,228 +25.1% 14.23 US$4,645,487
2021-07-06 2021-07-01 S Sale
Zell Brandon

Chief Accounting Officer

Officer
8,580 -9.4%
478.05
US$2,034,912 		8,580 -9.4% 478.05 US$2,034,912
2021-07-06 2021-07-01 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
1,499 -1.2%
44.29
US$66,391 		1,499 -1.2% 44.29 US$66,391
2021-07-06 2021-07-01 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
47,583 -27.1%
44.29
US$2,107,451 		47,583 -27.1% 44.29 US$2,107,451
2021-07-06 2021-07-01 S Sale
Henderson Cal

Chief Technology Officer

Officer
1,499 -3.8%
44.29
US$66,391 		1,499 -3.8% 44.29 US$66,391
2021-06-03 2021-06-01 S Sale
Schellhase David

General Counsel and Secretary

Officer
3,333 -1.0%
43.82
US$146,052 		3,333 -1.0% 43.82 US$146,052
2021-05-05 2021-05-03 S Sale
Zell Brandon

Chief Accounting Officer

Officer
3,999 -2.1%
42.07
US$168,238 		3,999 -2.1% 42.07 US$168,238
2021-05-05 2021-05-03 S Sale
Frati Robert

Sr VP Sales, Customer Success

Officer
12,398 -3.8%
42.07
US$521,584 		12,398 -3.8% 42.07 US$521,584
2021-05-05 2021-05-03 S Sale
Shim Allen

Chief Financial Officer

Officer
28,321 -12.2%
42.07
US$1,191,464 		28,321 -12.2% 42.07 US$1,191,464
2021-05-05 2021-05-03 S Sale
Henderson Cal

Chief Technology Officer

Officer
5,637 -12.4%
42.07
US$237,149 		5,637 -12.4% 42.07 US$237,149
2021-05-05 2021-05-03 S Sale
Schellhase David

General Counsel and Secretary

Officer
3,333 -1.0%
42.07
US$140,219 		3,333 -1.0% 42.07 US$140,219
2021-04-19 2021-04-15 S Sale
Butterfield Stewart

Chief Executive Officer

Executive Director
250,000 -20.4%
42.06
US$10,515,000 		250,000 -20.4% 42.06 US$10,515,000
2021-04-15 2021-04-14 S Sale
Shim Allen

Chief Financial Officer

Officer
120,000 -44.2%
42.05
US$5,046,000 		120,000 -44.2% 42.05 US$5,046,000
2021-04-15 2021-04-13 S Sale
Shim Allen

Chief Financial Officer

Officer
76,405 -30.3%
42.23
US$3,226,583 		76,405 -30.3% 42.23 US$3,226,583
2021-04-05 2021-04-01 S Sale
Frati Robert

Sr VP Sales, Customer Success

Officer
2,725 -0.9%
41.20
US$112,270 		2,725 -0.9% 41.20 US$112,270
2021-04-05 2021-04-01 S Sale
Shim Allen

Chief Financial Officer

Officer
1,925 -0.8%
41.20
US$79,310 		1,925 -0.8% 41.20 US$79,310
2021-04-05 2021-04-01 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
1,499 -0.9%
41.20
US$61,759 		1,499 -0.9% 41.20 US$61,759
2021-04-05 2021-04-01 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
47,583 -21.5%
41.20
US$1,960,420 		47,583 -21.5% 41.20 US$1,960,420
2021-04-05 2021-04-01 S Sale
Zell Brandon

Chief Accounting Officer

Officer
1,838 -1.0%
41.20
US$75,726 		1,838 -1.0% 41.20 US$75,726
2021-04-05 2021-04-01 S Sale
Zell Brandon

Chief Accounting Officer

Officer
2,335 -1.2%
41.20
US$96,202 		2,335 -1.2% 41.20 US$96,202
2021-04-05 2021-04-01 S Sale
Schellhase David

General Counsel and Secretary

Officer
1,499 -0.5%
41.20
US$61,759 		1,499 -0.5% 41.20 US$61,759
2021-04-05 2021-04-01 S Sale
Henderson Cal

Chief Technology Officer

Officer
1,072 -2.6%
41.20
US$44,166 		1,072 -2.6% 41.20 US$44,166
2021-03-03 2021-03-01 S Sale
Shim Allen

Chief Financial Officer

Officer
4,708 -1.8%
41.15
US$193,734 		4,708 -1.8% 41.15 US$193,734
2021-03-03 2021-03-01 S Sale
Schellhase David

General Counsel and Secretary

Officer
3,333 -1.0%
41.15
US$137,153 		3,333 -1.0% 41.15 US$137,153
2021-02-03 2021-02-02 PlS Planned sale
Zell Brandon

Chief Accounting Officer

Officer
3,501 -2.0%
42.70
US$149,493 		3,501 -2.0% 42.70 US$149,493
2021-02-03 2021-02-01 S Sale
Zell Brandon

Chief Accounting Officer

Officer
3,999 -2.2%
42.45
US$169,758 		3,999 -2.2% 42.45 US$169,758
2021-02-03 2021-02-01 S Sale
Frati Robert

Sr VP Sales, Customer Success

Officer
9,574 -3.0%
42.45
US$406,416 		9,574 -3.0% 42.45 US$406,416
2021-02-03 2021-02-01 S Sale
Henderson Cal

Chief Technology Officer

Officer
4,279 -9.5%
42.45
US$181,644 		4,279 -9.5% 42.45 US$181,644
2021-02-03 2021-02-01 S Sale
Schellhase David

General Counsel and Secretary

Officer
3,323 -1.0%
42.45
US$141,061 		3,323 -1.0% 42.45 US$141,061
2021-02-03 2021-02-01 S Sale
Shim Allen

Chief Financial Officer

Officer
25,302 -9.2%
42.45
US$1,074,070 		25,302 -9.2% 42.45 US$1,074,070
2021-01-06 2021-01-05 S Sale
Butterfield Stewart

Chief Executive Officer

Executive Director
26,528 -2.4%
42.09
US$1,116,564 		26,528 -2.4% 42.09 US$1,116,564
2021-01-06 2021-01-05 S Sale
Butterfield Stewart

Chief Executive Officer

Executive Director
87,879 -7.3%
42.08
US$3,697,948 		87,879 -7.3% 42.08 US$3,697,948
2021-01-06 2021-01-05 PlS Planned sale
Zell Brandon

Chief Accounting Officer

Officer
2,882 -1.7%
41.94
US$120,871 		2,882 -1.7% 41.94 US$120,871
2021-01-06 2021-01-04 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
1,499 -1.2%
41.99
US$62,943 		1,499 -1.2% 41.99 US$62,943
2021-01-06 2021-01-04 S Sale
1.4
Yehoshua Tamar

Chief Product Officer

Officer
47,789 -27.6%
41.99
US$2,006,660 		47,789 -27.6% 41.99 US$2,006,660
2021-01-06 2021-01-04 S Sale
Zell Brandon

Chief Accounting Officer

Officer
1,835 -1.0%
41.99
US$77,052 		1,835 -1.0% 41.99 US$77,052
2021-01-06 2021-01-04 S Sale
Zell Brandon

Chief Accounting Officer

Officer
2,543 -1.4%
41.99
US$106,781 		2,543 -1.4% 41.99 US$106,781
2021-01-06 2021-01-04 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
1,500 -4.5%
42.28
US$63,420 		1,500 -4.5% 42.28 US$63,420
2021-01-06 2021-01-04 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
3,000 -8.3%
42.28
US$126,840 		3,000 -8.3% 42.28 US$126,840
2021-01-06 2021-01-04 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
1,000 -2.7%
42.28
US$42,280 		1,000 -2.7% 42.28 US$42,280
2021-01-06 2021-01-04 S Sale
Frati Robert

Sr VP Sales, Customer Success

Officer
2,155 -0.7%
41.99
US$90,488 		2,155 -0.7% 41.99 US$90,488
2021-01-06 2021-01-04 S Sale
Henderson Cal

Chief Technology Officer

Officer
1,252 -3.0%
41.99
US$52,571 		1,252 -3.0% 41.99 US$52,571
2021-01-06 2021-01-04 S Sale
Schellhase David

General Counsel and Secretary

Officer
1,679 -0.5%
41.99
US$70,501 		1,679 -0.5% 41.99 US$70,501
2021-01-06 2021-01-04 S Sale
Shim Allen

Chief Financial Officer

Officer
1,557 -0.7%
41.99
US$65,378 		1,557 -0.7% 41.99 US$65,378
2021-01-06 2021-01-04 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
2,500 -6.3%
42.28
US$105,700 		2,500 -6.3% 42.28 US$105,700
2020-12-22 2020-12-18 PlS Planned sale
Frati Robert

Sr VP Sales, Customer Success

Officer
5,000 -1.7%
42.63
US$213,150 		5,000 -1.7% 42.63 US$213,150
2020-12-09 2020-12-07 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.7%
43.07
US$64,605 		1,500 -1.7% 43.07 US$64,605
2020-12-08 2020-12-04 PlS Planned sale
Frati Robert

Sr VP Sales, Customer Success

Officer
5,000 -1.6%
42.80
US$214,000 		5,000 -1.6% 42.80 US$214,000
2020-12-07 2020-12-04 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.7%
42.86
US$64,290 		1,500 -1.7% 42.86 US$64,290
2020-12-07 2020-12-03 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.7%
42.92
US$64,380 		1,500 -1.7% 42.92 US$64,380
2020-12-03 2020-12-02 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.6%
42.86
US$64,290 		1,500 -1.6% 42.86 US$64,290
2020-12-03 2020-12-01 S Sale
Shim Allen

Chief Financial Officer

Officer
4,708 -1.7%
43.57
US$205,128 		4,708 -1.7% 43.57 US$205,128
2020-12-03 2020-12-01 S Sale
Schellhase David

General Counsel and Secretary

Officer
29,268 -8.3%
43.57
US$1,275,207 		29,268 -8.3% 43.57 US$1,275,207
2020-12-03 2020-12-01 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
200 -0.2%
43.90
US$8,780 		200 -0.2% 43.90 US$8,780
2020-12-03 2020-12-01 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,300 -1.4%
43.51
US$56,563 		1,300 -1.4% 43.51 US$56,563
2020-12-01 2020-11-30 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
144 -0.2%
43.47
US$6,260 		144 -0.2% 43.47 US$6,260
2020-12-01 2020-11-30 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,356 -1.4%
42.51
US$57,644 		1,356 -1.4% 42.51 US$57,644
2020-12-01 2020-11-27 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
440 -0.5%
40.52
US$17,829 		440 -0.5% 40.52 US$17,829
2020-12-01 2020-11-27 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
960 -1.0%
39.96
US$38,362 		960 -1.0% 39.96 US$38,362
2020-12-01 2020-11-27 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
100 -0.1%
38.48
US$3,848 		100 -0.1% 38.48 US$3,848
2020-11-30 2020-11-25 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
1,500 -2.9%
35.45
US$53,175 		1,500 -2.9% 35.45 US$53,175
2020-11-30 2020-11-25 PlS Planned sale
Butterfield Stewart

Chief Executive Officer

Executive Director
400,000 -28.9%
40.00
US$16,000,000 		400,000 -28.9% 40.00 US$16,000,000
2020-11-30 2020-11-25 PlS Planned sale
Butterfield Stewart

Chief Executive Officer

Executive Director
250,000 -15.3%
38.11
US$9,527,500 		250,000 -15.3% 38.11 US$9,527,500
2020-11-30 2020-11-25 PlS Planned sale
2.5
SMITH GRAHAM
Non-Executive Director
2,000 -3.7%
38.00
US$76,000 		2,000 -3.7% 38.00 US$76,000
2020-11-30 2020-11-25 PlS Planned sale
Braccia Andrew
Non-Executive Director
380,000 -47.3%
39.95
US$15,181,000 		380,000 -47.3% 39.95 US$15,181,000
2020-11-30 2020-11-25 PlS Planned sale
Zell Brandon

Chief Accounting Officer

Officer
20,000 -10.3%
40.00
US$800,000 		20,000 -10.3% 40.00 US$800,000
2020-11-30 2020-11-25 PlS Planned sale
OFARRELL JOHN
Non-Executive Director
10,000 -1.0%
35.27
US$352,700 		10,000 -1.0% 35.27 US$352,700
2020-11-27 2020-11-25 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,100 -1.1%
31.35
US$34,485 		1,100 -1.1% 31.35 US$34,485
2020-11-27 2020-11-25 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
400 -0.4%
30.00
US$12,000 		400 -0.4% 30.00 US$12,000
2020-11-27 2020-11-24 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.5%
30.00
US$45,000 		1,500 -1.5% 30.00 US$45,000
2020-11-25 2020-11-23 PlS Planned sale
Butterfield Stewart

Chief Executive Officer

Executive Director
75,000 -17.6%
30.01
US$2,250,750 		75,000 -17.6% 30.01 US$2,250,750
2020-11-24 2020-11-23 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
1,500 -1.5%
30.00
US$45,000 		1,500 -1.5% 30.00 US$45,000
2020-11-24 2020-11-20 PlS Planned sale
Frati Robert

Sr VP Sales, Customer Success

Officer
5,000 -1.6%
28.47
US$142,350 		5,000 -1.6% 28.47 US$142,350
2020-11-24 2020-11-20 PlS Planned sale
Henderson Cal

Chief Technology Officer

Officer
100 -0.1%
30.00
US$3,000 		100 -0.1% 30.00 US$3,000
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