United States Real Estate Operations

Colliers International Group Inc (CIGI)

Track

Over the past 90 days, Colliers International Group Inc. has seen four insider buy transactions totaling approximately $568,337. Three distinct insiders, including one executive, participated in these purchases. This activity occurs against a backdrop of stable stock performance, with the share price showing a 0.9% change over the same period.
Ticker: CIGI Exchange: TOR
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Colliers International Group Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 15 May 2026
Value US$1,623,508.59 | Price 205.14 | Shares 91,388 (+11.9%)
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
2026-05-15 2026-05-15 B Purchase
3.6
Mayer, Christian

Senior Officer of Issuer

Officer
91,388 +11.9%
205.14
US$1,623,509 		91,388 +11.9% 205.14 US$1,623,509
2026-05-14 2026-05-14 B Purchase
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
93,243
429.01
US$4,844,146 		93,243 429.01 US$4,844,146
2026-05-13 2026-05-13 B Purchase
1.1
Sullivan, John

Director of Issuer

Non-Executive Director
44,174 -14.4%
224.24
CA$4,081,611 		44,174 -14.4% 224.24 CA$4,081,611
2026-05-13 2026-05-13 B Purchase
1.1
Sullivan, John

Director of Issuer

Non-Executive Director
1,500 +75.0%
133.00
CA$199,500 		1,500 +75.0% 133.00 CA$199,500
2026-03-30 2026-03-27 B Purchase
2.8
Mulamoottil, Elias

Senior Officer of Issuer

Officer
1,000 +20.4%
134.00
CA$134,000 		1,000 +20.4% 134.00 CA$134,000
2026-03-19 2026-03-18 B Purchase
1.6
Waitzer, Edward

Director of Issuer

Non-Executive Director
1,000 +37.0%
146.00
CA$146,000 		1,000 +37.0% 146.00 CA$146,000
2026-03-12 2026-03-11 B Purchase
1.6
Waitzer, Edward

Director of Issuer

Non-Executive Director
1,000 +58.8%
146.50
CA$146,500 		1,000 +58.8% 146.50 CA$146,500
2026-02-26 2026-02-25 B Purchase
2.8
Mulamoottil, Elias

Senior Officer of Issuer

Officer
500 +0.5%
156.37
CA$78,187 		500 +0.5% 156.37 CA$78,187
2026-02-18 2026-02-18 B Purchase
1.1
Sullivan, John

Director of Issuer

Non-Executive Director
2,000
157.43
CA$314,860 		2,000 157.43 CA$314,860
2025-12-15 2025-12-15 PrS Proposed sale
John P. Curtin Jr.

Director

Non-Executive Director
7,075
145.04
US$1,026,158 		7,075 145.04 US$1,026,158
2025-12-15 2025-12-15 S Sale
3.6
Curtin, John

Director of Issuer

Non-Executive Director
7,075 -14.0%
144.32
US$1,021,053 		7,075 -14.0% 144.32 US$1,021,053
2025-12-12 2025-12-11 S Sale
3.6
Mayer, Christian

Senior Officer of Issuer

Officer
20,000 -9.7%
201.00
CA$4,020,000 		20,000 -9.7% 201.00 CA$4,020,000
2025-12-10 2025-12-10 S Sale
3.6
Mayer, Christian

Senior Officer of Issuer

Officer
20,000 -8.8%
198.06
CA$3,961,284 		20,000 -8.8% 198.06 CA$3,961,284
2025-12-08 2025-12-08 S Sale
3.6
Hawkins, Matthew

Senior Officer of Issuer

Officer
16,018 -42.2%
196.06
CA$3,140,489 		16,018 -42.2% 196.06 CA$3,140,489
2025-12-03 2025-12-02 S Sale
3.6
Stein, Benjamin Forester

Director of Issuer

Non-Executive Director
6,250 -21.5%
142.29
US$889,312 		6,250 -21.5% 142.29 US$889,312
2025-11-26 2025-11-25 S Sale
2.5
GAVAN, JANE

Director of Issuer

Non-Executive Director
10,000 -58.4%
141.62
CA$1,416,249 		10,000 -58.4% 141.62 CA$1,416,249
2025-11-14 2025-11-13 S Sale
3.5
Sutherland, Lewis Frederick

Director of Issuer

Non-Executive Director
10,000 -21.1%
149.15
US$1,491,459 		10,000 -21.1% 149.15 US$1,491,459
2025-09-26 2025-09-26 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
2,080 -6.6%
217.05
CA$451,464 		2,080 -6.6% 217.05 CA$451,464
2025-09-24 2025-09-22 S Sale
3.0
Harper, Stephen Joseph

Director of Issuer

Non-Executive Director
7,000 -31.5%
163.76
US$1,146,312 		7,000 -31.5% 163.76 US$1,146,312
2025-09-19 2025-09-18 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
13,500 -35.2%
229.82
CA$3,102,570 		13,500 -35.2% 229.82 CA$3,102,570
2025-09-19 2025-09-17 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
19,500 -33.7%
229.45
CA$4,474,275 		19,500 -33.7% 229.45 CA$4,474,275
2025-08-21 2025-08-20 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
7,000
228.44
CA$1,599,080 		7,000 228.44 CA$1,599,080
2025-06-25 2025-06-23 S Sale
2.8
Mulamoottil, Elias

Senior Officer of Issuer

Officer
40,000
179.50
CA$7,180,000 		40,000 179.50 CA$7,180,000
2025-06-25 2025-06-23 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
14,000
179.58
CA$2,514,120 		14,000 179.58 CA$2,514,120
2025-06-25 2025-06-23 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
26,290
179.66
CA$4,723,261 		26,290 179.66 CA$4,723,261
2025-05-20 2025-05-20 S Sale
1.1
Borok, Gil

Senior Officer of Issuer

Officer
5,763 -53.5%
124.79
US$719,176 		5,763 -53.5% 124.79 US$719,176
2025-05-20 2025-05-19 S Sale
1.1
Borok, Gil

Senior Officer of Issuer

Officer
14,237 -56.9%
125.13
US$1,781,484 		14,237 -56.9% 125.13 US$1,781,484
2025-05-16 2025-05-14 S Sale
2.5
Rosen, Brian

Senior Officer of Issuer

Officer
4,000 -36.4%
128.60
US$514,400 		4,000 -36.4% 128.60 US$514,400
2025-05-13 2025-05-13 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
5,000
179.76
CA$898,810 		5,000 179.76 CA$898,810
2024-12-09 2024-12-09 PrS Proposed sale
John P. Curtin Jr.

Director

Non-Executive Director
4,865
149.51
US$727,366 		4,865 149.51 US$727,366
2024-12-04 2024-12-03 S Sale
3.6
Stein, Benjamin Forester

Director of Issuer

Non-Executive Director
3,695 -16.2%
151.71
US$560,568 		3,695 -16.2% 151.71 US$560,568
2024-11-21 2024-11-21 S Sale
3.5
Sutherland, Lewis Frederick

Director of Issuer

Non-Executive Director
6,019 -16.7%
142.85
US$859,842 		6,019 -16.7% 142.85 US$859,842
2024-11-20 2024-11-20 PrS Proposed sale
3.4
Lewis Frederick Sutherland

Board Member
12,500
141.61
US$1,770,125 		12,500 141.61 US$1,770,125
2024-11-20 2024-11-20 S Sale
3.5
Sutherland, Lewis Frederick

Director of Issuer

Non-Executive Director
6,481 -15.2%
141.56
US$917,480 		6,481 -15.2% 141.56 US$917,480
2024-11-16 2024-11-15 S Sale
3.6
Hawkins, Matthew

Senior Officer of Issuer

Officer
9,083 -36.2%
144.74
US$1,314,673 		9,083 -36.2% 144.74 US$1,314,673
2024-11-16 2024-11-14 S Sale
3.6
Hawkins, Matthew

Senior Officer of Issuer

Officer
10,917
148.14
CA$1,617,244 		10,917 148.14 CA$1,617,244
2024-11-11 2024-11-07 S Sale
3.6
Mayer, Christian

Senior Officer of Issuer

Officer
20,000 -10.4%
209.21
CA$4,184,238 		20,000 -10.4% 209.21 CA$4,184,238
2025-05-23 2024-09-30 S Sale
2.5
Rosen, Brian

Senior Officer of Issuer

Officer
2,000
150.87
US$301,740 		2,000 150.87 US$301,740
2024-09-18 2024-09-18 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
3,130 -5.1%
198.00
CA$619,740 		3,130 -5.1% 198.00 CA$619,740
2024-09-18 2024-09-17 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
17,570 -22.4%
200.29
CA$3,519,120 		17,570 -22.4% 200.29 CA$3,519,120
2024-09-13 2024-09-13 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
3,320 -6.4%
198.03
CA$657,449 		3,320 -6.4% 198.03 CA$657,449
2024-09-13 2024-09-13 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
11,000
198.09
CA$2,179,027 		11,000 198.09 CA$2,179,027
2024-09-13 2024-09-12 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
12,500 -19.4%
194.07
CA$2,425,875 		12,500 -19.4% 194.07 CA$2,425,875
2024-09-12 2024-09-11 S Sale
2.8
Mulamoottil, Elias

Senior Officer of Issuer

Officer
19,000 -17.8%
193.16
CA$3,670,076 		19,000 -17.8% 193.16 CA$3,670,076
2024-09-11 2024-09-10 S Sale
2.8
Mulamoottil, Elias

Senior Officer of Issuer

Officer
9,000 -7.8%
192.63
CA$1,733,651 		9,000 -7.8% 192.63 CA$1,733,651
2024-09-10 2024-09-09 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
11,300 -14.9%
194.03
CA$2,192,594 		11,300 -14.9% 194.03 CA$2,192,594
2024-09-05 2024-09-03 S Sale
3.1
Hemming, Robert

Director or Senior Officer of Insider or Subsidiary of Issuer

Executive Director
4,600 -5.7%
195.02
CA$897,071 		4,600 -5.7% 195.02 CA$897,071
2024-08-15 2024-08-15 S Sale
3.0
Harper, Stephen Joseph

Director of Issuer

Non-Executive Director
5,300 -30.3%
136.30
US$722,390 		5,300 -30.3% 136.30 US$722,390
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
100 -0.4%
151.31
CA$15,131 		100 -0.4% 151.31 CA$15,131
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
200 -0.7%
151.30
CA$30,260 		200 -0.7% 151.30 CA$30,260
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
1,400 -4.7%
151.29
CA$211,806 		1,400 -4.7% 151.29 CA$211,806
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
100 -0.3%
151.11
CA$15,111 		100 -0.3% 151.11 CA$15,111
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
300 -1.0%
151.10
CA$45,330 		300 -1.0% 151.10 CA$45,330
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
500 -1.6%
151.09
CA$75,545 		500 -1.6% 151.09 CA$75,545
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
100 -0.3%
151.08
CA$15,108 		100 -0.3% 151.08 CA$15,108
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
300 -1.0%
151.07
CA$45,321 		300 -1.0% 151.07 CA$45,321
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
300 -0.9%
151.06
CA$45,318 		300 -0.9% 151.06 CA$45,318
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
200 -0.6%
151.05
CA$30,210 		200 -0.6% 151.05 CA$30,210
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
600 -1.8%
151.03
CA$90,618 		600 -1.8% 151.03 CA$90,618
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
300 -0.9%
151.02
CA$45,306 		300 -0.9% 151.02 CA$45,306
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
700 -2.1%
151.01
CA$105,707 		700 -2.1% 151.01 CA$105,707
2024-06-26 2024-06-24 S Sale
1.9
Lee, Katherine M

Director of Issuer

Non-Executive Director
6,700 -16.7%
151.00
CA$1,011,700 		6,700 -16.7% 151.00 CA$1,011,700
2024-06-20 2024-06-20 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
5,000 -40.0%
148.49
CA$742,465 		5,000 -40.0% 148.49 CA$742,465
2024-06-18 2024-06-18 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
5,000 -28.6%
150.60
CA$753,004 		5,000 -28.6% 150.60 CA$753,004
2024-06-17 2024-06-17 S Sale
2.8
Finley, Rebecca

Senior Officer of Issuer

Officer
5,000 -22.2%
150.85
CA$754,255 		5,000 -22.2% 150.85 CA$754,255
2024-06-14 2024-06-14 S Sale
2.5
GAVAN, JANE

Director of Issuer

Non-Executive Director
4,975 -41.1%
150.43
CA$748,385 		4,975 -41.1% 150.43 CA$748,385
2024-03-27 2024-03-26 S Sale
3.6
Curtin, John

Director of Issuer

Non-Executive Director
5,100 -11.8%
120.86
CA$616,379 		5,100 -11.8% 120.86 CA$616,379
2024-03-26 2024-03-26 PrS Proposed sale
John P. Curtin, Jr.

Other:Board of Directors

Non-Executive Director
5,100
121.32
US$618,732 		5,100 121.32 US$618,732
2024-03-18 2024-03-18 S Sale
3.6
Stein, Benjamin Forester

Director of Issuer

Non-Executive Director
4,330 -22.1%
119.04
US$515,434 		4,330 -22.1% 119.04 US$515,434
2024-03-15 2024-03-14 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
12,700 -29.1%
160.30
CA$2,035,810 		12,700 -29.1% 160.30 CA$2,035,810
2024-03-15 2024-03-13 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
1,300 -2.9%
162.46
CA$211,198 		1,300 -2.9% 162.46 CA$211,198
2024-03-15 2024-03-12 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
17,700 -28.3%
159.81
CA$2,828,637 		17,700 -28.3% 159.81 CA$2,828,637
2024-03-15 2024-03-12 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
100 -0.2%
159.84
CA$15,984 		100 -0.2% 159.84 CA$15,984
2024-03-15 2024-03-12 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
8,000 -11.3%
159.90
CA$1,279,200 		8,000 -11.3% 159.90 CA$1,279,200
2024-03-15 2024-03-12 S Sale
2.5
Michaud, Zachary

Senior Officer of Issuer

Officer
200 -0.3%
159.91
CA$31,981 		200 -0.3% 159.91 CA$31,981
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