Tetra Tech Inc (TTEK)

Industrials Industrial & Commercial Services Professional & Commercial Services

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Ticker: TTEK Exchange: NSM

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2020-11-27	2020-11-25	S Sale	LEWIS J CHRISTOPHER Non-Executive Director	3,830 -5.1% 122.60 469,544 USD	3,830 -5.1%	122.60	469,544 USD
2020-11-25	2020-11-24	S Sale	SHOEMAKER LESLIE L President Officer	36,904 -33.5% 122.55 4,522,596 USD	36,904 -33.5%	122.55	4,522,596 USD
2020-11-25	2020-11-24	S Sale	HADEN PATRICK C Non-Executive Director	4,182 -32.3% 123.29 515,598 USD	4,182 -32.3%	123.29	515,598 USD
2020-11-25	2020-11-23	S Sale	Volpi Kirsten M Non-Executive Director	950 -3.5% 122.20 116,092 USD	950 -3.5%	122.20	116,092 USD
2020-11-25	2020-11-23	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	10,030 -17.8% 123.00 1,233,690 USD	10,030 -17.8%	123.00	1,233,690 USD
2020-11-25	2020-11-23	S Sale	Rynning Mark A SVP, R&S Infrastructure Officer	3,089 -46.8% 123.34 380,989 USD	3,089 -46.8%	123.34	380,989 USD
2020-11-25	2020-11-23	S Sale	CARTER BRIAN N SVP, Corporate Controller Officer	3,165 -31.8% 122.11 386,462 USD	3,165 -31.8%	122.11	386,462 USD
2020-11-20	2020-11-19	S Sale	Argus Roger R SVP, Government Services Group Officer	4,164 -76.8% 120.98 503,775 USD	4,164 -76.8%	120.98	503,775 USD
2020-11-20	2020-11-18	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	59,112 -21.0% 123.76 7,315,914 USD	59,112 -21.0%	123.76	7,315,914 USD
2020-11-20	2020-11-18	S Sale	BURDICK STEVEN M EVP, CFO Officer	19,798 -24.7% 123.41 2,443,190 USD	19,798 -24.7%	123.41	2,443,190 USD
2020-11-20	2020-11-18	S Sale	Argus Roger R SVP, Government Services Group Officer	1,395 -37.6% 125.24 174,710 USD	1,395 -37.6%	125.24	174,710 USD
2020-11-19	2020-11-17	S Sale	Rynning Mark A SVP, R & S Infrastructure Officer	1,395 -49.9% 125.49 175,052 USD	1,395 -49.9%	125.49	175,052 USD
2020-11-19	2020-11-17	S Sale	CHRISTENSEN CRAIG L SVP, CIO Officer	2,487 -6.1% 122.00 303,414 USD	2,487 -6.1%	122.00	303,414 USD
2020-11-18	2020-11-16	S Sale	HADEN PATRICK C Non-Executive Director	21,000 -70.5% 122.83 2,579,340 USD	21,000 -70.5%	122.83	2,579,340 USD
2020-11-18	2020-11-16	S Sale	Ritrievi Kimberly E Non-Executive Director	4,076 -9.0% 120.46 491,001 USD	4,076 -9.0%	120.46	491,001 USD
2020-11-18	2020-11-16	S Sale	Volpi Kirsten M Non-Executive Director	997 -4.9% 122.26 121,895 USD	997 -4.9%	122.26	121,895 USD
2020-09-04	2020-09-03	S Sale	SHOEMAKER LESLIE L President Officer	17,394 -20.6% 93.92 1,633,634 USD	17,394 -20.6%	93.92	1,633,634 USD
2020-09-04	2020-09-03	S Sale	SHOEMAKER LESLIE L President Officer	1,600 -2.2% 95.86 153,376 USD	1,600 -2.2%	95.86	153,376 USD
2020-09-04	2020-09-02	S Sale	SHOEMAKER LESLIE L President Officer	5,000 -7.0% 96.15 480,742 USD	5,000 -7.0%	96.15	480,742 USD
2020-08-26	2020-08-26	S Sale	Volpi Kirsten M Non-Executive Director	800 -4.8% 93.44 74,752 USD	800 -4.8%	93.44	74,752 USD
2020-08-26	2020-08-24	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	2,936 -6.4% 93.51 274,534 USD	2,936 -6.4%	93.51	274,534 USD
2020-08-21	2020-08-21	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	230 -0.1% 93.17 21,428 USD	230 -0.1%	93.17	21,428 USD
2020-08-21	2020-08-21	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	69,040 -23.7% 93.16 6,431,849 USD	69,040 -23.7%	93.16	6,431,849 USD
2020-08-21	2020-08-20	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	4,000 -8.5% 94.44 377,760 USD	4,000 -8.5%	94.44	377,760 USD
2020-08-21	2020-08-19	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	1,016 -2.3% 95.07 96,595 USD	1,016 -2.3%	95.07	96,595 USD
2020-08-14	2020-08-13	S Sale	CHRISTENSEN CRAIG L SVP, CIO Officer	4,000 -9.3% 98.88 395,502 USD	4,000 -9.3%	98.88	395,502 USD
2020-08-14	2020-08-12	S Sale	LEWIS J CHRISTOPHER Non-Executive Director	1,088 -1.5% 94.86 103,208 USD	1,088 -1.5%	94.86	103,208 USD
2020-08-05	2020-08-05	S Sale	BURDICK STEVEN M EVP, CFO Officer	17,622 -22.6% 91.38 1,610,268 USD	17,622 -22.6%	91.38	1,610,268 USD
2020-08-05	2020-08-03	S Sale	THOMPSON J KENNETH Non-Executive Director	4,200 -15.0% 90.74 381,096 USD	4,200 -15.0%	90.74	381,096 USD
2020-05-29	2020-05-27	S Sale	BROWNLIE WILLIAM R SVP, Chief Engineer Officer	10,000 -10.5% 79.57 795,659 USD	10,000 -10.5%	79.57	795,659 USD
2020-05-08	2020-05-07	S Sale	Volpi Kirsten M Non-Executive Director	1,351 -7.4% 70.56 95,331 USD	1,351 -7.4%	70.56	95,331 USD
2020-02-26	2020-02-24	S Sale	GRANT HUGH M Non-Executive Director	8,000 -24.7% 95.00 760,039 USD	8,000 -24.7%	95.00	760,039 USD
2020-02-14	2020-02-13	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	3,996 -8.5% 96.00 383,616 USD	3,996 -8.5%	96.00	383,616 USD
2020-02-14	2020-02-12	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	10,175 -19.2% 97.77 994,838 USD	10,175 -19.2%	97.77	994,838 USD
2020-02-14	2020-02-12	S Sale	LEMMON RICHARD A SVP, Corporate Administration Officer	6,004 -12.3% 96.00 576,384 USD	6,004 -12.3%	96.00	576,384 USD
2020-02-12	2020-02-11	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	29,438 -9.2% 96.07 2,828,135 USD	29,438 -9.2%	96.07	2,828,135 USD
2020-02-12	2020-02-11	S Sale	CHRISTENSEN CRAIG L SVP, CIO Officer	6,000 -13.2% 96.31 577,835 USD	6,000 -13.2%	96.31	577,835 USD
2020-02-12	2020-02-10	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	17,512 -5.7% 95.42 1,671,000 USD	17,512 -5.7%	95.42	1,671,000 USD
2020-02-12	2020-02-10	S Sale	BURDICK STEVEN M EVP, CFO Officer	16,229 -21.2% 95.27 1,546,173 USD	16,229 -21.2%	95.27	1,546,173 USD
2020-02-12	2020-02-10	S Sale	CARTER BRIAN N SVP, Corporate Controller Officer	16,163 -70.2% 95.29 1,540,172 USD	16,163 -70.2%	95.29	1,540,172 USD
2020-02-07	2020-02-06	S Sale	BATRACK DAN L CHAIRMAN AND CEO Executive Director	24,671 -7.8% 92.42 2,280,141 USD	24,671 -7.8%	92.42	2,280,141 USD
2020-02-07	2020-02-06	S Sale	BURDICK STEVEN M EVP, CFO Officer	23,143 -27.7% 92.40 2,138,520 USD	23,143 -27.7%	92.40	2,138,520 USD
2020-02-05	2020-02-05	S Sale	THOMPSON J KENNETH Non-Executive Director	8,000 -25.2% 89.77 718,171 USD	8,000 -25.2%	89.77	718,171 USD
2020-02-05	2020-02-04	S Sale	SMITH ALBERT E Non-Executive Director	4,200 -8.2% 88.10 370,020 USD	4,200 -8.2%	88.10	370,020 USD
2020-02-05	2020-02-04	S Sale	Rynning Mark A SVP, U.S. Infrastructure Officer	122 -8.0% 89.33 10,898 USD	122 -8.0%	89.33	10,898 USD
2020-02-05	2020-02-03	S Sale	LEWIS J CHRISTOPHER Non-Executive Director	4,237 -5.9% 87.11 369,089 USD	4,237 -5.9%	87.11	369,089 USD
2020-01-24	2020-01-22	PS Planned sale	Amidon Derek G SVP, Comm./Int'l Svcs. Group	4,783 -52.3% 90.00 430,470 USD	4,783 -52.3%	90.00	430,470 USD
2019-12-12	2019-12-12	S Sale	GRANT HUGH M Non-Executive Director	8,000 -24.7% 87.49 699,920 USD	8,000 -24.7%	87.49	699,920 USD
2019-12-12	2019-12-10	S Sale	CARTER BRIAN N SVP, Corporate Controller Officer	3,099 -31.1% 86.00 266,505 USD	3,099 -31.1%	86.00	266,505 USD
2019-12-12	2019-12-10	S Sale	Volpi Kirsten M Non-Executive Director	425 -2.8% 85.99 36,544 USD	425 -2.8%	85.99	36,544 USD
2019-12-05	2019-12-03	S Sale	HADEN PATRICK C Non-Executive Director	3,830 -30.4% 86.24 330,297 USD	3,830 -30.4%	86.24	330,297 USD
2019-12-05	2019-12-03	S Sale	HADEN PATRICK C Non-Executive Director	4,200 -25.0% 86.45 363,105 USD	4,200 -25.0%	86.45	363,105 USD
2019-11-27	2019-11-25	S Sale	Rynning Mark A SVP, U.S. Infrastructure	1,015 -40.0% 87.21 88,517 USD	1,015 -40.0%	87.21	88,517 USD
2019-11-27	2019-11-25	S Sale	Rynning Mark A SVP, U.S. Infrastructure	1,395 -35.5% 87.31 121,803 USD	1,395 -35.5%	87.31	121,803 USD
2019-11-27	2019-11-25	S Sale	BURDICK STEVEN M EVP, CFO	16,000 -20.9% 87.43 1,398,806 USD	16,000 -20.9%	87.43	1,398,806 USD
2019-11-22	2019-11-21	S Sale	Argus Roger R SVP, Government Services Group Officer	408 -15.5% 85.77 34,994 USD	408 -15.5%	85.77	34,994 USD
2019-11-22	2019-11-20	S Sale	Argus Roger R SVP, Government Services Group Officer	1,041 -28.4% 86.48 90,026 USD	1,041 -28.4%	86.48	90,026 USD
2019-11-22	2019-11-20	S Sale	Argus Roger R SVP, Government Services Group Officer	1,395 -27.5% 86.45 120,603 USD	1,395 -27.5%	86.45	120,603 USD
2019-11-20	2019-11-18	S Sale	CHRISTENSEN CRAIG L SVP, CIO	5,000 -11.1% 87.01 435,073 USD	5,000 -11.1%	87.01	435,073 USD
2019-09-16	2019-09-13	PS Planned sale	Auman Jan K SVP, Global Development Svcs.	1,981 -23.0% 84.00 166,404 USD	1,981 -23.0%	84.00	166,404 USD
2019-09-13	2019-09-12	S Sale	LEMMON RICHARD A SVP, Corporate Administration	6,000 -13.0% 82.50 495,000 USD	6,000 -13.0%	82.50	495,000 USD
2019-09-13	2019-09-12	S Sale	LEMMON RICHARD A SVP, Corporate Administration	5,510 -12.1% 83.00 457,330 USD	5,510 -12.1%	83.00	457,330 USD
2019-09-13	2019-09-11	S Sale	LEWIS J CHRISTOPHER	4,489 -8.0% 82.12 368,647 USD	4,489 -8.0%	82.12	368,647 USD
2019-09-10	2019-09-06	S Sale	LEMMON RICHARD A SVP, Corporate Administration	3,000 -7.0% 83.00 249,000 USD	3,000 -7.0%	83.00	249,000 USD
2019-09-05	2019-09-05	S Sale	BATRACK DAN L CHAIRMAN, CEO & PRESIDENT Executive Director	30,453 -10.3% 83.37 2,538,988 USD	30,453 -10.3%	83.37	2,538,988 USD
2019-09-05	2019-09-04	S Sale	BATRACK DAN L CHAIRMAN, CEO & PRESIDENT Executive Director	43,560 -14.1% 82.20 3,580,693 USD	43,560 -14.1%	82.20	3,580,693 USD
2019-09-05	2019-09-03	S Sale	HADEN PATRICK C	8,000 -47.7% 80.62 644,992 USD	8,000 -47.7%	80.62	644,992 USD
2019-09-05	2019-09-03	S Sale	CHRISTENSEN CRAIG L SVP, CIO	5,000 -13.0% 80.43 402,153 USD	5,000 -13.0%	80.43	402,153 USD
2019-08-21	2019-08-19	S Sale	BURDICK STEVEN M EVP, CFO Officer	27,500 -32.9% 81.18 2,232,450 USD	27,500 -32.9%	81.18	2,232,450 USD
2019-08-16	2019-08-16	S Sale	THOMPSON J KENNETH Non-Executive Director	4,200 -17.2% 80.08 336,345 USD	4,200 -17.2%	80.08	336,345 USD
2019-08-16	2019-08-14	S Sale	Volpi Kirsten M Non-Executive Director	4,000 -26.0% 78.00 312,000 USD	4,000 -26.0%	78.00	312,000 USD
2019-08-16	2019-08-14	S Sale	SHOEMAKER LESLIE L EVP, Operations Officer	16,750 -21.1% 77.43 1,296,870 USD	16,750 -21.1%	77.43	1,296,870 USD
2019-06-14	2019-06-14	S Sale	Rynning Mark A SVP, U.S. Infrastructure	1,395 -38.8% 72.31 100,867 USD	1,395 -38.8%	72.31	100,867 USD
2019-06-07	2019-06-06	S Sale	BATRACK DAN L CHAIRMAN, CEO & PRESIDENT Executive Director	95,109 -26.4% 72.49 6,894,185 USD	95,109 -26.4%	72.49	6,894,185 USD
2019-05-17	2019-05-16	S Sale	Rynning Mark A SVP, U.S. Infrastructure	871 -28.3% 67.37 58,681 USD	871 -28.3%	67.37	58,681 USD